402002120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{773081}}^1$

素因数の和:773105

約数の個数: 32

約数和(自身を含む): 974083320

約数和(自身を除く): 572081200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 773081, 1546162, 3092324, 3865405, 6184648, 7730810, 10050053, 15461620, 20100106, 30923240, 40200212, 50250265, 80400424, 100500530, 201001060, 402002120]

約数ペア:

[(1, 402002120), (2, 201001060), (4, 100500530), (5, 80400424), (8, 50250265), (10, 40200212), (13, 30923240), (20, 20100106), (26, 15461620), (40, 10050053), (52, 7730810), (65, 6184648), (104, 3865405), (130, 3092324), (260, 1546162), (520, 773081)]