30012580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1297}}^1$

素因数の和:1408

約数の個数: 48

約数和(自身を含む): 68690160

約数和(自身を除く): 38677580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1297, 1780, 2314, 2594, 4628, 5188, 5785, 6485, 11570, 12970, 16861, 23140, 25940, 33722, 67444, 84305, 115433, 168610, 230866, 337220, 461732, 577165, 1154330, 1500629, 2308660, 3001258, 6002516, 7503145, 15006290, 30012580]

約数ペア:

[(1, 30012580), (2, 15006290), (4, 7503145), (5, 6002516), (10, 3001258), (13, 2308660), (20, 1500629), (26, 1154330), (52, 577165), (65, 461732), (89, 337220), (130, 230866), (178, 168610), (260, 115433), (356, 84305), (445, 67444), (890, 33722), (1157, 25940), (1297, 23140), (1780, 16861), (2314, 12970), (2594, 11570), (4628, 6485), (5188, 5785)]