1900776420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{102523}}^1$

素因数の和:102641

約数の個数: 72

約数和(自身を含む): 5821722816

約数和(自身を除く): 3920946396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1854, 2060, 3090, 3708, 4635, 6180, 9270, 18540, 102523, 205046, 307569, 410092, 512615, 615138, 922707, 1025230, 1230276, 1537845, 1845414, 2050460, 3075690, 3690828, 4613535, 6151380, 9227070, 10559869, 18454140, 21119738, 31679607, 42239476, 52799345, 63359214, 95038821, 105598690, 126718428, 158398035, 190077642, 211197380, 316796070, 380155284, 475194105, 633592140, 950388210, 1900776420]

約数ペア:

[(1, 1900776420), (2, 950388210), (3, 633592140), (4, 475194105), (5, 380155284), (6, 316796070), (9, 211197380), (10, 190077642), (12, 158398035), (15, 126718428), (18, 105598690), (20, 95038821), (30, 63359214), (36, 52799345), (45, 42239476), (60, 31679607), (90, 21119738), (103, 18454140), (180, 10559869), (206, 9227070), (309, 6151380), (412, 4613535), (515, 3690828), (618, 3075690), (927, 2050460), (1030, 1845414), (1236, 1537845), (1545, 1230276), (1854, 1025230), (2060, 922707), (3090, 615138), (3708, 512615), (4635, 410092), (6180, 307569), (9270, 205046), (18540, 102523)]