976820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2$

素因数の和:69

約数の個数: 54

約数和(自身を含む): 2359602

約数和(自身を除く): 1382782

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 169, 170, 221, 260, 289, 338, 340, 442, 578, 676, 845, 884, 1105, 1156, 1445, 1690, 2210, 2873, 2890, 3380, 3757, 4420, 5746, 5780, 7514, 11492, 14365, 15028, 18785, 28730, 37570, 48841, 57460, 75140, 97682, 195364, 244205, 488410, 976820]

約数ペア:

[(1, 976820), (2, 488410), (4, 244205), (5, 195364), (10, 97682), (13, 75140), (17, 57460), (20, 48841), (26, 37570), (34, 28730), (52, 18785), (65, 15028), (68, 14365), (85, 11492), (130, 7514), (169, 5780), (170, 5746), (221, 4420), (260, 3757), (289, 3380), (338, 2890), (340, 2873), (442, 2210), (578, 1690), (676, 1445), (845, 1156), (884, 1105)]