48952720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19739}}^1$

素因数の和:19783

約数の個数: 40

約数和(自身を含む): 117492480

約数和(自身を除く): 68539760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 19739, 39478, 78956, 98695, 157912, 197390, 315824, 394780, 611909, 789560, 1223818, 1579120, 2447636, 3059545, 4895272, 6119090, 9790544, 12238180, 24476360, 48952720]

約数ペア:

[(1, 48952720), (2, 24476360), (4, 12238180), (5, 9790544), (8, 6119090), (10, 4895272), (16, 3059545), (20, 2447636), (31, 1579120), (40, 1223818), (62, 789560), (80, 611909), (124, 394780), (155, 315824), (248, 197390), (310, 157912), (496, 98695), (620, 78956), (1240, 39478), (2480, 19739)]