204534460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{8839}}^1$

素因数の和:8950

約数の個数: 48

約数和(自身を含む): 467812800

約数和(自身を除く): 263278340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2314, 4628, 5785, 8839, 11570, 17678, 23140, 35356, 44195, 88390, 114907, 176780, 229814, 459628, 574535, 786671, 1149070, 1573342, 2298140, 3146684, 3933355, 7866710, 10226723, 15733420, 20453446, 40906892, 51133615, 102267230, 204534460]

約数ペア:

[(1, 204534460), (2, 102267230), (4, 51133615), (5, 40906892), (10, 20453446), (13, 15733420), (20, 10226723), (26, 7866710), (52, 3933355), (65, 3146684), (89, 2298140), (130, 1573342), (178, 1149070), (260, 786671), (356, 574535), (445, 459628), (890, 229814), (1157, 176780), (1780, 114907), (2314, 88390), (4628, 44195), (5785, 35356), (8839, 23140), (11570, 17678)]