1531930720

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{308857}}^1$

素因数の和:308903

約数の個数: 48

約数和(自身を含む): 3735946368

約数和(自身を除く): 2204015648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 308857, 617714, 1235428, 1544285, 2470856, 3088570, 4941712, 6177140, 9574567, 9883424, 12354280, 19149134, 24708560, 38298268, 47872835, 49417120, 76596536, 95745670, 153193072, 191491340, 306386144, 382982680, 765965360, 1531930720]

約数ペア:

[(1, 1531930720), (2, 765965360), (4, 382982680), (5, 306386144), (8, 191491340), (10, 153193072), (16, 95745670), (20, 76596536), (31, 49417120), (32, 47872835), (40, 38298268), (62, 24708560), (80, 19149134), (124, 12354280), (155, 9883424), (160, 9574567), (248, 6177140), (310, 4941712), (496, 3088570), (620, 2470856), (992, 1544285), (1240, 1235428), (2480, 617714), (4960, 308857)]