20147486420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{14173}}^1$

素因数の和:14349

約数の個数: 96

約数和(自身を含む): 46419736608

約数和(自身を除く): 26272250188

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 113, 148, 170, 185, 226, 340, 370, 452, 565, 629, 740, 1130, 1258, 1921, 2260, 2516, 3145, 3842, 4181, 6290, 7684, 8362, 9605, 12580, 14173, 16724, 19210, 20905, 28346, 38420, 41810, 56692, 70865, 71077, 83620, 141730, 142154, 240941, 283460, 284308, 355385, 481882, 524401, 710770, 963764, 1048802, 1204705, 1421540, 1601549, 2097604, 2409410, 2622005, 3203098, 4818820, 5244010, 6406196, 8007745, 8914817, 10488020, 16015490, 17829634, 27226333, 32030980, 35659268, 44574085, 54452666, 59257313, 89148170, 108905332, 118514626, 136131665, 178296340, 237029252, 272263330, 296286565, 544526660, 592573130, 1007374321, 1185146260, 2014748642, 4029497284, 5036871605, 10073743210, 20147486420]

約数ペア:

[(1, 20147486420), (2, 10073743210), (4, 5036871605), (5, 4029497284), (10, 2014748642), (17, 1185146260), (20, 1007374321), (34, 592573130), (37, 544526660), (68, 296286565), (74, 272263330), (85, 237029252), (113, 178296340), (148, 136131665), (170, 118514626), (185, 108905332), (226, 89148170), (340, 59257313), (370, 54452666), (452, 44574085), (565, 35659268), (629, 32030980), (740, 27226333), (1130, 17829634), (1258, 16015490), (1921, 10488020), (2260, 8914817), (2516, 8007745), (3145, 6406196), (3842, 5244010), (4181, 4818820), (6290, 3203098), (7684, 2622005), (8362, 2409410), (9605, 2097604), (12580, 1601549), (14173, 1421540), (16724, 1204705), (19210, 1048802), (20905, 963764), (28346, 710770), (38420, 524401), (41810, 481882), (56692, 355385), (70865, 284308), (71077, 283460), (83620, 240941), (141730, 142154)]