1721103410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{11423}}^1$

素因数の和:11523

約数の個数: 64

約数和(自身を含む): 3569771520

約数和(自身を除く): 1848668110

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 61, 65, 95, 122, 130, 190, 247, 305, 494, 610, 793, 1159, 1235, 1586, 2318, 2470, 3965, 5795, 7930, 11423, 11590, 15067, 22846, 30134, 57115, 75335, 114230, 148499, 150670, 217037, 296998, 434074, 696803, 742495, 1085185, 1393606, 1484990, 2170370, 2821481, 3484015, 5642962, 6968030, 9058439, 13239257, 14107405, 18116878, 26478514, 28214810, 45292195, 66196285, 90584390, 132392570, 172110341, 344220682, 860551705, 1721103410]

約数ペア:

[(1, 1721103410), (2, 860551705), (5, 344220682), (10, 172110341), (13, 132392570), (19, 90584390), (26, 66196285), (38, 45292195), (61, 28214810), (65, 26478514), (95, 18116878), (122, 14107405), (130, 13239257), (190, 9058439), (247, 6968030), (305, 5642962), (494, 3484015), (610, 2821481), (793, 2170370), (1159, 1484990), (1235, 1393606), (1586, 1085185), (2318, 742495), (2470, 696803), (3965, 434074), (5795, 296998), (7930, 217037), (11423, 150670), (11590, 148499), (15067, 114230), (22846, 75335), (30134, 57115)]