2004673900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{646669}}^1$

素因数の和:646714

約数の個数: 36

約数和(自身を含む): 4490476480

約数和(自身を除く): 2485802580

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 646669, 1293338, 2586676, 3233345, 6466690, 12933380, 16166725, 20046739, 32333450, 40093478, 64666900, 80186956, 100233695, 200467390, 400934780, 501168475, 1002336950, 2004673900]

約数ペア:

[(1, 2004673900), (2, 1002336950), (4, 501168475), (5, 400934780), (10, 200467390), (20, 100233695), (25, 80186956), (31, 64666900), (50, 40093478), (62, 32333450), (100, 20046739), (124, 16166725), (155, 12933380), (310, 6466690), (620, 3233345), (775, 2586676), (1550, 1293338), (3100, 646669)]