2008196860

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{4973}}^1$

素因数の和:5374

約数の個数: 48

約数和(自身を含む): 4300162272

約数和(自身を除く): 2291965412

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 331, 610, 662, 1220, 1324, 1655, 3310, 4973, 6620, 9946, 19892, 20191, 24865, 40382, 49730, 80764, 99460, 100955, 201910, 303353, 403820, 606706, 1213412, 1516765, 1646063, 3033530, 3292126, 6067060, 6584252, 8230315, 16460630, 32921260, 100409843, 200819686, 401639372, 502049215, 1004098430, 2008196860]

約数ペア:

[(1, 2008196860), (2, 1004098430), (4, 502049215), (5, 401639372), (10, 200819686), (20, 100409843), (61, 32921260), (122, 16460630), (244, 8230315), (305, 6584252), (331, 6067060), (610, 3292126), (662, 3033530), (1220, 1646063), (1324, 1516765), (1655, 1213412), (3310, 606706), (4973, 403820), (6620, 303353), (9946, 201910), (19892, 100955), (20191, 99460), (24865, 80764), (40382, 49730)]