1438580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 3556224

約数和(自身を除く): 2117644

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 503, 572, 715, 1006, 1430, 2012, 2515, 2860, 5030, 5533, 6539, 10060, 11066, 13078, 22132, 26156, 27665, 32695, 55330, 65390, 71929, 110660, 130780, 143858, 287716, 359645, 719290, 1438580]

約数ペア:

[(1, 1438580), (2, 719290), (4, 359645), (5, 287716), (10, 143858), (11, 130780), (13, 110660), (20, 71929), (22, 65390), (26, 55330), (44, 32695), (52, 27665), (55, 26156), (65, 22132), (110, 13078), (130, 11066), (143, 10060), (220, 6539), (260, 5533), (286, 5030), (503, 2860), (572, 2515), (715, 2012), (1006, 1430)]