19662337260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{272407}}^1$

素因数の和:272823

約数の個数: 72

約数和(自身を含む): 59791376736

約数和(自身を除く): 40129039476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 401, 802, 1203, 1604, 2005, 2406, 3609, 4010, 4812, 6015, 7218, 8020, 12030, 14436, 18045, 24060, 36090, 72180, 272407, 544814, 817221, 1089628, 1362035, 1634442, 2451663, 2724070, 3268884, 4086105, 4903326, 5448140, 8172210, 9806652, 12258315, 16344420, 24516630, 49033260, 109235207, 218470414, 327705621, 436940828, 546176035, 655411242, 983116863, 1092352070, 1310822484, 1638528105, 1966233726, 2184704140, 3277056210, 3932467452, 4915584315, 6554112420, 9831168630, 19662337260]

約数ペア:

[(1, 19662337260), (2, 9831168630), (3, 6554112420), (4, 4915584315), (5, 3932467452), (6, 3277056210), (9, 2184704140), (10, 1966233726), (12, 1638528105), (15, 1310822484), (18, 1092352070), (20, 983116863), (30, 655411242), (36, 546176035), (45, 436940828), (60, 327705621), (90, 218470414), (180, 109235207), (401, 49033260), (802, 24516630), (1203, 16344420), (1604, 12258315), (2005, 9806652), (2406, 8172210), (3609, 5448140), (4010, 4903326), (4812, 4086105), (6015, 3268884), (7218, 2724070), (8020, 2451663), (12030, 1634442), (14436, 1362035), (18045, 1089628), (24060, 817221), (36090, 544814), (72180, 272407)]