33682940

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 72576000

約数和(自身を除く): 38893060

約数列:

[1, 2, 4, 5, 10, 20, 89, 127, 149, 178, 254, 298, 356, 445, 508, 596, 635, 745, 890, 1270, 1490, 1780, 2540, 2980, 11303, 13261, 18923, 22606, 26522, 37846, 45212, 53044, 56515, 66305, 75692, 94615, 113030, 132610, 189230, 226060, 265220, 378460, 1684147, 3368294, 6736588, 8420735, 16841470, 33682940]

約数ペア:

[(1, 33682940), (2, 16841470), (4, 8420735), (5, 6736588), (10, 3368294), (20, 1684147), (89, 378460), (127, 265220), (149, 226060), (178, 189230), (254, 132610), (298, 113030), (356, 94615), (445, 75692), (508, 66305), (596, 56515), (635, 53044), (745, 45212), (890, 37846), (1270, 26522), (1490, 22606), (1780, 18923), (2540, 13261), (2980, 11303)]