18454020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 56730240

約数和(自身を除く): 38276220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 59, 60, 65, 78, 118, 130, 156, 177, 195, 236, 260, 295, 354, 390, 401, 590, 708, 767, 780, 802, 885, 1180, 1203, 1534, 1604, 1770, 2005, 2301, 2406, 3068, 3540, 3835, 4010, 4602, 4812, 5213, 6015, 7670, 8020, 9204, 10426, 11505, 12030, 15340, 15639, 20852, 23010, 23659, 24060, 26065, 31278, 46020, 47318, 52130, 62556, 70977, 78195, 94636, 104260, 118295, 141954, 156390, 236590, 283908, 307567, 312780, 354885, 473180, 615134, 709770, 922701, 1230268, 1419540, 1537835, 1845402, 3075670, 3690804, 4613505, 6151340, 9227010, 18454020]

約数ペア:

[(1, 18454020), (2, 9227010), (3, 6151340), (4, 4613505), (5, 3690804), (6, 3075670), (10, 1845402), (12, 1537835), (13, 1419540), (15, 1230268), (20, 922701), (26, 709770), (30, 615134), (39, 473180), (52, 354885), (59, 312780), (60, 307567), (65, 283908), (78, 236590), (118, 156390), (130, 141954), (156, 118295), (177, 104260), (195, 94636), (236, 78195), (260, 70977), (295, 62556), (354, 52130), (390, 47318), (401, 46020), (590, 31278), (708, 26065), (767, 24060), (780, 23659), (802, 23010), (885, 20852), (1180, 15639), (1203, 15340), (1534, 12030), (1604, 11505), (1770, 10426), (2005, 9204), (2301, 8020), (2406, 7670), (3068, 6015), (3540, 5213), (3835, 4812), (4010, 4602)]