2018698620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{551557}}^1$

素因数の和:551630

約数の個数: 48

約数和(自身を含む): 5745028128

約数和(自身を除く): 3726329508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 551557, 1103114, 1654671, 2206228, 2757785, 3309342, 5515570, 6618684, 8273355, 11031140, 16546710, 33093420, 33644977, 67289954, 100934931, 134579908, 168224885, 201869862, 336449770, 403739724, 504674655, 672899540, 1009349310, 2018698620]

約数ペア:

[(1, 2018698620), (2, 1009349310), (3, 672899540), (4, 504674655), (5, 403739724), (6, 336449770), (10, 201869862), (12, 168224885), (15, 134579908), (20, 100934931), (30, 67289954), (60, 33644977), (61, 33093420), (122, 16546710), (183, 11031140), (244, 8273355), (305, 6618684), (366, 5515570), (610, 3309342), (732, 2757785), (915, 2206228), (1220, 1654671), (1830, 1103114), (3660, 551557)]