947500840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1097}}^1$

素因数の和:1283

約数の個数: 128

約数和(自身を含む): 2523467520

約数和(自身を除く): 1575966680

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 151, 220, 260, 286, 302, 440, 520, 572, 604, 715, 755, 1097, 1144, 1208, 1430, 1510, 1661, 1963, 2194, 2860, 3020, 3322, 3926, 4388, 5485, 5720, 6040, 6644, 7852, 8305, 8776, 9815, 10970, 12067, 13288, 14261, 15704, 16610, 19630, 21593, 21940, 24134, 28522, 33220, 39260, 43186, 43880, 48268, 57044, 60335, 66440, 71305, 78520, 86372, 96536, 107965, 114088, 120670, 142610, 156871, 165647, 172744, 215930, 241340, 285220, 313742, 331294, 431860, 482680, 570440, 627484, 662588, 784355, 828235, 863720, 1254968, 1325176, 1568710, 1656470, 1822117, 2153411, 3137420, 3312940, 3644234, 4306822, 6274840, 6625880, 7288468, 8613644, 9110585, 10767055, 14576936, 17227288, 18221170, 21534110, 23687521, 36442340, 43068220, 47375042, 72884680, 86136440, 94750084, 118437605, 189500168, 236875210, 473750420, 947500840]

約数ペア:

[(1, 947500840), (2, 473750420), (4, 236875210), (5, 189500168), (8, 118437605), (10, 94750084), (11, 86136440), (13, 72884680), (20, 47375042), (22, 43068220), (26, 36442340), (40, 23687521), (44, 21534110), (52, 18221170), (55, 17227288), (65, 14576936), (88, 10767055), (104, 9110585), (110, 8613644), (130, 7288468), (143, 6625880), (151, 6274840), (220, 4306822), (260, 3644234), (286, 3312940), (302, 3137420), (440, 2153411), (520, 1822117), (572, 1656470), (604, 1568710), (715, 1325176), (755, 1254968), (1097, 863720), (1144, 828235), (1208, 784355), (1430, 662588), (1510, 627484), (1661, 570440), (1963, 482680), (2194, 431860), (2860, 331294), (3020, 313742), (3322, 285220), (3926, 241340), (4388, 215930), (5485, 172744), (5720, 165647), (6040, 156871), (6644, 142610), (7852, 120670), (8305, 114088), (8776, 107965), (9815, 96536), (10970, 86372), (12067, 78520), (13288, 71305), (14261, 66440), (15704, 60335), (16610, 57044), (19630, 48268), (21593, 43880), (21940, 43186), (24134, 39260), (28522, 33220)]