2016520700

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{1487}}^1$

素因数の和:1763

約数の個数: 72

約数和(自身を含む): 4463714304

約数和(自身を除く): 2447193604

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 191, 284, 355, 382, 710, 764, 955, 1420, 1487, 1775, 1910, 2974, 3550, 3820, 4775, 5948, 7100, 7435, 9550, 13561, 14870, 19100, 27122, 29740, 37175, 54244, 67805, 74350, 105577, 135610, 148700, 211154, 271220, 284017, 339025, 422308, 527885, 568034, 678050, 1055770, 1136068, 1356100, 1420085, 2111540, 2639425, 2840170, 5278850, 5680340, 7100425, 10557700, 14200850, 20165207, 28401700, 40330414, 80660828, 100826035, 201652070, 403304140, 504130175, 1008260350, 2016520700]

約数ペア:

[(1, 2016520700), (2, 1008260350), (4, 504130175), (5, 403304140), (10, 201652070), (20, 100826035), (25, 80660828), (50, 40330414), (71, 28401700), (100, 20165207), (142, 14200850), (191, 10557700), (284, 7100425), (355, 5680340), (382, 5278850), (710, 2840170), (764, 2639425), (955, 2111540), (1420, 1420085), (1487, 1356100), (1775, 1136068), (1910, 1055770), (2974, 678050), (3550, 568034), (3820, 527885), (4775, 422308), (5948, 339025), (7100, 284017), (7435, 271220), (9550, 211154), (13561, 148700), (14870, 135610), (19100, 105577), (27122, 74350), (29740, 67805), (37175, 54244)]