2018861860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{10399}}^1$

素因数の和:10996

約数の個数: 48

約数和(自身を含む): 4497292800

約数和(自身を除く): 2478430940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 571, 1142, 2284, 2855, 5710, 9707, 10399, 11420, 19414, 20798, 38828, 41596, 48535, 51995, 97070, 103990, 176783, 194140, 207980, 353566, 707132, 883915, 1767830, 3535660, 5937829, 11875658, 23751316, 29689145, 59378290, 100943093, 118756580, 201886186, 403772372, 504715465, 1009430930, 2018861860]

約数ペア:

[(1, 2018861860), (2, 1009430930), (4, 504715465), (5, 403772372), (10, 201886186), (17, 118756580), (20, 100943093), (34, 59378290), (68, 29689145), (85, 23751316), (170, 11875658), (340, 5937829), (571, 3535660), (1142, 1767830), (2284, 883915), (2855, 707132), (5710, 353566), (9707, 207980), (10399, 194140), (11420, 176783), (19414, 103990), (20798, 97070), (38828, 51995), (41596, 48535)]