40386220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 104509440

約数和(自身を除く): 64123220

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 71, 85, 119, 140, 142, 170, 238, 239, 284, 340, 355, 476, 478, 497, 595, 710, 956, 994, 1190, 1195, 1207, 1420, 1673, 1988, 2380, 2390, 2414, 2485, 3346, 4063, 4780, 4828, 4970, 6035, 6692, 8126, 8365, 8449, 9940, 12070, 16252, 16730, 16898, 16969, 20315, 24140, 28441, 33460, 33796, 33938, 40630, 42245, 56882, 67876, 81260, 84490, 84845, 113764, 118783, 142205, 168980, 169690, 237566, 284410, 288473, 339380, 475132, 568820, 576946, 593915, 1153892, 1187830, 1442365, 2019311, 2375660, 2884730, 4038622, 5769460, 8077244, 10096555, 20193110, 40386220]

約数ペア:

[(1, 40386220), (2, 20193110), (4, 10096555), (5, 8077244), (7, 5769460), (10, 4038622), (14, 2884730), (17, 2375660), (20, 2019311), (28, 1442365), (34, 1187830), (35, 1153892), (68, 593915), (70, 576946), (71, 568820), (85, 475132), (119, 339380), (140, 288473), (142, 284410), (170, 237566), (238, 169690), (239, 168980), (284, 142205), (340, 118783), (355, 113764), (476, 84845), (478, 84490), (497, 81260), (595, 67876), (710, 56882), (956, 42245), (994, 40630), (1190, 33938), (1195, 33796), (1207, 33460), (1420, 28441), (1673, 24140), (1988, 20315), (2380, 16969), (2390, 16898), (2414, 16730), (2485, 16252), (3346, 12070), (4063, 9940), (4780, 8449), (4828, 8365), (4970, 8126), (6035, 6692)]