1899804920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3653471}}^1$

素因数の和:3653495

約数の個数: 32

約数和(自身を含む): 4603374720

約数和(自身を除く): 2703569800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3653471, 7306942, 14613884, 18267355, 29227768, 36534710, 47495123, 73069420, 94990246, 146138840, 189980492, 237475615, 379960984, 474951230, 949902460, 1899804920]

約数ペア:

[(1, 1899804920), (2, 949902460), (4, 474951230), (5, 379960984), (8, 237475615), (10, 189980492), (13, 146138840), (20, 94990246), (26, 73069420), (40, 47495123), (52, 36534710), (65, 29227768), (104, 18267355), (130, 14613884), (260, 7306942), (520, 3653471)]