19123000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1471}}^1$

素因数の和:1505

約数の個数: 64

約数和(自身を含む): 48222720

約数和(自身を除く): 29099720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 650, 1000, 1300, 1471, 1625, 2600, 2942, 3250, 5884, 6500, 7355, 11768, 13000, 14710, 19123, 29420, 36775, 38246, 58840, 73550, 76492, 95615, 147100, 152984, 183875, 191230, 294200, 367750, 382460, 478075, 735500, 764920, 956150, 1471000, 1912300, 2390375, 3824600, 4780750, 9561500, 19123000]

約数ペア:

[(1, 19123000), (2, 9561500), (4, 4780750), (5, 3824600), (8, 2390375), (10, 1912300), (13, 1471000), (20, 956150), (25, 764920), (26, 735500), (40, 478075), (50, 382460), (52, 367750), (65, 294200), (100, 191230), (104, 183875), (125, 152984), (130, 147100), (200, 95615), (250, 76492), (260, 73550), (325, 58840), (500, 38246), (520, 36775), (650, 29420), (1000, 19123), (1300, 14710), (1471, 13000), (1625, 11768), (2600, 7355), (2942, 6500), (3250, 5884)]