2003490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 5281848

約数和(自身を除く): 3278358

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 113, 197, 226, 339, 394, 565, 591, 678, 985, 1017, 1130, 1182, 1695, 1773, 1970, 2034, 2955, 3390, 3546, 5085, 5910, 8865, 10170, 17730, 22261, 44522, 66783, 111305, 133566, 200349, 222610, 333915, 400698, 667830, 1001745, 2003490]

約数ペア:

[(1, 2003490), (2, 1001745), (3, 667830), (5, 400698), (6, 333915), (9, 222610), (10, 200349), (15, 133566), (18, 111305), (30, 66783), (45, 44522), (90, 22261), (113, 17730), (197, 10170), (226, 8865), (339, 5910), (394, 5085), (565, 3546), (591, 3390), (678, 2955), (985, 2034), (1017, 1970), (1130, 1773), (1182, 1695)]