20239740

素因数分解:

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

素因数の和:1068

約数の個数: 96

約数和(自身を含む): 64733760

約数和(自身を除く): 44494020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 222, 270, 333, 370, 444, 540, 555, 666, 740, 999, 1013, 1110, 1332, 1665, 1998, 2026, 2220, 3039, 3330, 3996, 4052, 4995, 5065, 6078, 6660, 9117, 9990, 10130, 12156, 15195, 18234, 19980, 20260, 27351, 30390, 36468, 37481, 45585, 54702, 60780, 74962, 91170, 109404, 112443, 136755, 149924, 182340, 187405, 224886, 273510, 337329, 374810, 449772, 547020, 562215, 674658, 749620, 1011987, 1124430, 1349316, 1686645, 2023974, 2248860, 3373290, 4047948, 5059935, 6746580, 10119870, 20239740]

約数ペア:

[(1, 20239740), (2, 10119870), (3, 6746580), (4, 5059935), (5, 4047948), (6, 3373290), (9, 2248860), (10, 2023974), (12, 1686645), (15, 1349316), (18, 1124430), (20, 1011987), (27, 749620), (30, 674658), (36, 562215), (37, 547020), (45, 449772), (54, 374810), (60, 337329), (74, 273510), (90, 224886), (108, 187405), (111, 182340), (135, 149924), (148, 136755), (180, 112443), (185, 109404), (222, 91170), (270, 74962), (333, 60780), (370, 54702), (444, 45585), (540, 37481), (555, 36468), (666, 30390), (740, 27351), (999, 20260), (1013, 19980), (1110, 18234), (1332, 15195), (1665, 12156), (1998, 10130), (2026, 9990), (2220, 9117), (3039, 6660), (3330, 6078), (3996, 5065), (4052, 4995)]