3806920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7321}}^1$

素因数の和:7345

約数の個数: 32

約数和(自身を含む): 9225720

約数和(自身を除く): 5418800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 7321, 14642, 29284, 36605, 58568, 73210, 95173, 146420, 190346, 292840, 380692, 475865, 761384, 951730, 1903460, 3806920]

約数ペア:

[(1, 3806920), (2, 1903460), (4, 951730), (5, 761384), (8, 475865), (10, 380692), (13, 292840), (20, 190346), (26, 146420), (40, 95173), (52, 73210), (65, 58568), (104, 36605), (130, 29284), (260, 14642), (520, 7321)]