20071560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9839}}^1$

素因数の和:9870

約数の個数: 64

約数和(自身を含む): 63763200

約数和(自身を除く): 43691640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 9839, 19678, 29517, 39356, 49195, 59034, 78712, 98390, 118068, 147585, 167263, 196780, 236136, 295170, 334526, 393560, 501789, 590340, 669052, 836315, 1003578, 1180680, 1338104, 1672630, 2007156, 2508945, 3345260, 4014312, 5017890, 6690520, 10035780, 20071560]

約数ペア:

[(1, 20071560), (2, 10035780), (3, 6690520), (4, 5017890), (5, 4014312), (6, 3345260), (8, 2508945), (10, 2007156), (12, 1672630), (15, 1338104), (17, 1180680), (20, 1003578), (24, 836315), (30, 669052), (34, 590340), (40, 501789), (51, 393560), (60, 334526), (68, 295170), (85, 236136), (102, 196780), (120, 167263), (136, 147585), (170, 118068), (204, 98390), (255, 78712), (340, 59034), (408, 49195), (510, 39356), (680, 29517), (1020, 19678), (2040, 9839)]