1571284353640

素因数分解:

$2^3\times 5^1\times {\mathrm{709}}^1\times {\mathrm{1361}}^1\times {\mathrm{40709}}^1$

素因数の和:42790

約数の個数: 64

約数和(自身を含む): 3543064578000

約数和(自身を除く): 1971780224360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 709, 1361, 1418, 2722, 2836, 3545, 5444, 5672, 6805, 7090, 10888, 13610, 14180, 27220, 28360, 40709, 54440, 81418, 162836, 203545, 325672, 407090, 814180, 964949, 1628360, 1929898, 3859796, 4824745, 7719592, 9649490, 19298980, 28862681, 38597960, 55404949, 57725362, 110809898, 115450724, 144313405, 221619796, 230901448, 277024745, 288626810, 443239592, 554049490, 577253620, 1108098980, 1154507240, 2216197960, 39282108841, 78564217682, 157128435364, 196410544205, 314256870728, 392821088410, 785642176820, 1571284353640]

約数ペア:

[(1, 1571284353640), (2, 785642176820), (4, 392821088410), (5, 314256870728), (8, 196410544205), (10, 157128435364), (20, 78564217682), (40, 39282108841), (709, 2216197960), (1361, 1154507240), (1418, 1108098980), (2722, 577253620), (2836, 554049490), (3545, 443239592), (5444, 288626810), (5672, 277024745), (6805, 230901448), (7090, 221619796), (10888, 144313405), (13610, 115450724), (14180, 110809898), (27220, 57725362), (28360, 55404949), (40709, 38597960), (54440, 28862681), (81418, 19298980), (162836, 9649490), (203545, 7719592), (325672, 4824745), (407090, 3859796), (814180, 1929898), (964949, 1628360)]