4861220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2671}}^1$

素因数の和:2700

約数の個数: 48

約数和(自身を含む): 12569088

約数和(自身を除く): 7707868

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 2671, 5342, 10684, 13355, 18697, 26710, 34723, 37394, 53420, 69446, 74788, 93485, 138892, 173615, 186970, 243061, 347230, 373940, 486122, 694460, 972244, 1215305, 2430610, 4861220]

約数ペア:

[(1, 4861220), (2, 2430610), (4, 1215305), (5, 972244), (7, 694460), (10, 486122), (13, 373940), (14, 347230), (20, 243061), (26, 186970), (28, 173615), (35, 138892), (52, 93485), (65, 74788), (70, 69446), (91, 53420), (130, 37394), (140, 34723), (182, 26710), (260, 18697), (364, 13355), (455, 10684), (910, 5342), (1820, 2671)]