15742020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1013}}^1$

素因数の和:1069

約数の個数: 96

約数和(自身を含む): 51787008

約数和(自身を除く): 36044988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 140, 148, 185, 210, 222, 259, 370, 420, 444, 518, 555, 740, 777, 1013, 1036, 1110, 1295, 1554, 2026, 2220, 2590, 3039, 3108, 3885, 4052, 5065, 5180, 6078, 7091, 7770, 10130, 12156, 14182, 15195, 15540, 20260, 21273, 28364, 30390, 35455, 37481, 42546, 60780, 70910, 74962, 85092, 106365, 112443, 141820, 149924, 187405, 212730, 224886, 262367, 374810, 425460, 449772, 524734, 562215, 749620, 787101, 1049468, 1124430, 1311835, 1574202, 2248860, 2623670, 3148404, 3935505, 5247340, 7871010, 15742020]

約数ペア:

[(1, 15742020), (2, 7871010), (3, 5247340), (4, 3935505), (5, 3148404), (6, 2623670), (7, 2248860), (10, 1574202), (12, 1311835), (14, 1124430), (15, 1049468), (20, 787101), (21, 749620), (28, 562215), (30, 524734), (35, 449772), (37, 425460), (42, 374810), (60, 262367), (70, 224886), (74, 212730), (84, 187405), (105, 149924), (111, 141820), (140, 112443), (148, 106365), (185, 85092), (210, 74962), (222, 70910), (259, 60780), (370, 42546), (420, 37481), (444, 35455), (518, 30390), (555, 28364), (740, 21273), (777, 20260), (1013, 15540), (1036, 15195), (1110, 14182), (1295, 12156), (1554, 10130), (2026, 7770), (2220, 7091), (2590, 6078), (3039, 5180), (3108, 5065), (3885, 4052)]