30992560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12497}}^1$

素因数の和:12541

約数の個数: 40

約数和(自身を含む): 74388096

約数和(自身を除く): 43395536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 12497, 24994, 49988, 62485, 99976, 124970, 199952, 249940, 387407, 499880, 774814, 999760, 1549628, 1937035, 3099256, 3874070, 6198512, 7748140, 15496280, 30992560]

約数ペア:

[(1, 30992560), (2, 15496280), (4, 7748140), (5, 6198512), (8, 3874070), (10, 3099256), (16, 1937035), (20, 1549628), (31, 999760), (40, 774814), (62, 499880), (80, 387407), (124, 249940), (155, 199952), (248, 124970), (310, 99976), (496, 62485), (620, 49988), (1240, 24994), (2480, 12497)]