28014776360

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{457}}^1\times {\mathrm{14879}}^1$

素因数の和:15450

約数の個数: 64

約数和(自身を含む): 63788774400

約数和(自身を除く): 35773998040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 457, 515, 824, 914, 1030, 1828, 2060, 2285, 3656, 4120, 4570, 9140, 14879, 18280, 29758, 47071, 59516, 74395, 94142, 119032, 148790, 188284, 235355, 297580, 376568, 470710, 595160, 941420, 1532537, 1882840, 3065074, 6130148, 6799703, 7662685, 12260296, 13599406, 15325370, 27198812, 30650740, 33998515, 54397624, 61301480, 67997030, 135994060, 271988120, 700369409, 1400738818, 2801477636, 3501847045, 5602955272, 7003694090, 14007388180, 28014776360]

約数ペア:

[(1, 28014776360), (2, 14007388180), (4, 7003694090), (5, 5602955272), (8, 3501847045), (10, 2801477636), (20, 1400738818), (40, 700369409), (103, 271988120), (206, 135994060), (412, 67997030), (457, 61301480), (515, 54397624), (824, 33998515), (914, 30650740), (1030, 27198812), (1828, 15325370), (2060, 13599406), (2285, 12260296), (3656, 7662685), (4120, 6799703), (4570, 6130148), (9140, 3065074), (14879, 1882840), (18280, 1532537), (29758, 941420), (47071, 595160), (59516, 470710), (74395, 376568), (94142, 297580), (119032, 235355), (148790, 188284)]