4170920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{617}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 10178460

約数和(自身を除く): 6007540

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 617, 676, 845, 1234, 1352, 1690, 2468, 3085, 3380, 4936, 6170, 6760, 8021, 12340, 16042, 24680, 32084, 40105, 64168, 80210, 104273, 160420, 208546, 320840, 417092, 521365, 834184, 1042730, 2085460, 4170920]

約数ペア:

[(1, 4170920), (2, 2085460), (4, 1042730), (5, 834184), (8, 521365), (10, 417092), (13, 320840), (20, 208546), (26, 160420), (40, 104273), (52, 80210), (65, 64168), (104, 40105), (130, 32084), (169, 24680), (260, 16042), (338, 12340), (520, 8021), (617, 6760), (676, 6170), (845, 4936), (1234, 3380), (1352, 3085), (1690, 2468)]