20434809720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{195511}}^1$

素因数の和:195605

約数の個数: 128

約数和(自身を含む): 67005872640

約数和(自身を除く): 46571062920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 67, 78, 104, 120, 130, 134, 156, 195, 201, 260, 268, 312, 335, 390, 402, 520, 536, 670, 780, 804, 871, 1005, 1340, 1560, 1608, 1742, 2010, 2613, 2680, 3484, 4020, 4355, 5226, 6968, 8040, 8710, 10452, 13065, 17420, 20904, 26130, 34840, 52260, 104520, 195511, 391022, 586533, 782044, 977555, 1173066, 1564088, 1955110, 2346132, 2541643, 2932665, 3910220, 4692264, 5083286, 5865330, 7624929, 7820440, 10166572, 11730660, 12708215, 13099237, 15249858, 20333144, 23461320, 25416430, 26198474, 30499716, 38124645, 39297711, 50832860, 52396948, 60999432, 65496185, 76249290, 78595422, 101665720, 104793896, 130992370, 152498580, 157190844, 170290081, 196488555, 261984740, 304997160, 314381688, 340580162, 392977110, 510870243, 523969480, 681160324, 785954220, 851450405, 1021740486, 1362320648, 1571908440, 1702900810, 2043480972, 2554351215, 3405801620, 4086961944, 5108702430, 6811603240, 10217404860, 20434809720]

約数ペア:

[(1, 20434809720), (2, 10217404860), (3, 6811603240), (4, 5108702430), (5, 4086961944), (6, 3405801620), (8, 2554351215), (10, 2043480972), (12, 1702900810), (13, 1571908440), (15, 1362320648), (20, 1021740486), (24, 851450405), (26, 785954220), (30, 681160324), (39, 523969480), (40, 510870243), (52, 392977110), (60, 340580162), (65, 314381688), (67, 304997160), (78, 261984740), (104, 196488555), (120, 170290081), (130, 157190844), (134, 152498580), (156, 130992370), (195, 104793896), (201, 101665720), (260, 78595422), (268, 76249290), (312, 65496185), (335, 60999432), (390, 52396948), (402, 50832860), (520, 39297711), (536, 38124645), (670, 30499716), (780, 26198474), (804, 25416430), (871, 23461320), (1005, 20333144), (1340, 15249858), (1560, 13099237), (1608, 12708215), (1742, 11730660), (2010, 10166572), (2613, 7820440), (2680, 7624929), (3484, 5865330), (4020, 5083286), (4355, 4692264), (5226, 3910220), (6968, 2932665), (8040, 2541643), (8710, 2346132), (10452, 1955110), (13065, 1564088), (17420, 1173066), (20904, 977555), (26130, 782044), (34840, 586533), (52260, 391022), (104520, 195511)]