1330388560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{536447}}^1$

素因数の和:536491

約数の個数: 40

約数和(自身を含む): 3192938496

約数和(自身を除く): 1862549936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 536447, 1072894, 2145788, 2682235, 4291576, 5364470, 8583152, 10728940, 16629857, 21457880, 33259714, 42915760, 66519428, 83149285, 133038856, 166298570, 266077712, 332597140, 665194280, 1330388560]

約数ペア:

[(1, 1330388560), (2, 665194280), (4, 332597140), (5, 266077712), (8, 166298570), (10, 133038856), (16, 83149285), (20, 66519428), (31, 42915760), (40, 33259714), (62, 21457880), (80, 16629857), (124, 10728940), (155, 8583152), (248, 5364470), (310, 4291576), (496, 2682235), (620, 2145788), (1240, 1072894), (2480, 536447)]