2015761120

素因数分解:

$2^5\times 5^1\times {\mathrm{619}}^1\times {\mathrm{20353}}^1$

素因数の和:20987

約数の個数: 48

約数和(自身を含む): 4770163440

約数和(自身を除く): 2754402320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 619, 1238, 2476, 3095, 4952, 6190, 9904, 12380, 19808, 20353, 24760, 40706, 49520, 81412, 99040, 101765, 162824, 203530, 325648, 407060, 651296, 814120, 1628240, 3256480, 12598507, 25197014, 50394028, 62992535, 100788056, 125985070, 201576112, 251970140, 403152224, 503940280, 1007880560, 2015761120]

約数ペア:

[(1, 2015761120), (2, 1007880560), (4, 503940280), (5, 403152224), (8, 251970140), (10, 201576112), (16, 125985070), (20, 100788056), (32, 62992535), (40, 50394028), (80, 25197014), (160, 12598507), (619, 3256480), (1238, 1628240), (2476, 814120), (3095, 651296), (4952, 407060), (6190, 325648), (9904, 203530), (12380, 162824), (19808, 101765), (20353, 99040), (24760, 81412), (40706, 49520)]