4194320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:172

約数の個数: 80

約数和(自身を含む): 10884720

約数和(自身を除く): 6690400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 109, 130, 148, 185, 208, 218, 260, 296, 370, 436, 481, 520, 545, 592, 740, 872, 962, 1040, 1090, 1417, 1480, 1744, 1924, 2180, 2405, 2834, 2960, 3848, 4033, 4360, 4810, 5668, 7085, 7696, 8066, 8720, 9620, 11336, 14170, 16132, 19240, 20165, 22672, 28340, 32264, 38480, 40330, 52429, 56680, 64528, 80660, 104858, 113360, 161320, 209716, 262145, 322640, 419432, 524290, 838864, 1048580, 2097160, 4194320]

約数ペア:

[(1, 4194320), (2, 2097160), (4, 1048580), (5, 838864), (8, 524290), (10, 419432), (13, 322640), (16, 262145), (20, 209716), (26, 161320), (37, 113360), (40, 104858), (52, 80660), (65, 64528), (74, 56680), (80, 52429), (104, 40330), (109, 38480), (130, 32264), (148, 28340), (185, 22672), (208, 20165), (218, 19240), (260, 16132), (296, 14170), (370, 11336), (436, 9620), (481, 8720), (520, 8066), (545, 7696), (592, 7085), (740, 5668), (872, 4810), (962, 4360), (1040, 4033), (1090, 3848), (1417, 2960), (1480, 2834), (1744, 2405), (1924, 2180)]