20122337560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{132071}}^1$

素因数の和:132388

約数の個数: 64

約数和(自身を含む): 48924751680

約数和(自身を除く): 28802414120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 293, 520, 586, 1172, 1465, 2344, 2930, 3809, 5860, 7618, 11720, 15236, 19045, 30472, 38090, 76180, 132071, 152360, 264142, 528284, 660355, 1056568, 1320710, 1716923, 2641420, 3433846, 5282840, 6867692, 8584615, 13735384, 17169230, 34338460, 38696803, 68676920, 77393606, 154787212, 193484015, 309574424, 386968030, 503058439, 773936060, 1006116878, 1547872120, 2012233756, 2515292195, 4024467512, 5030584390, 10061168780, 20122337560]

約数ペア:

[(1, 20122337560), (2, 10061168780), (4, 5030584390), (5, 4024467512), (8, 2515292195), (10, 2012233756), (13, 1547872120), (20, 1006116878), (26, 773936060), (40, 503058439), (52, 386968030), (65, 309574424), (104, 193484015), (130, 154787212), (260, 77393606), (293, 68676920), (520, 38696803), (586, 34338460), (1172, 17169230), (1465, 13735384), (2344, 8584615), (2930, 6867692), (3809, 5282840), (5860, 3433846), (7618, 2641420), (11720, 1716923), (15236, 1320710), (19045, 1056568), (30472, 660355), (38090, 528284), (76180, 264142), (132071, 152360)]