1639639910

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1951}}^1\times {\mathrm{2711}}^1$

素因数の和:4700

約数の個数: 32

約数和(自身を含む): 3049242624

約数和(自身を除く): 1409602714

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 1951, 2711, 3902, 5422, 9755, 13555, 19510, 27110, 60481, 84041, 120962, 168082, 302405, 420205, 604810, 840410, 5289161, 10578322, 26445805, 52891610, 163963991, 327927982, 819819955, 1639639910]

約数ペア:

[(1, 1639639910), (2, 819819955), (5, 327927982), (10, 163963991), (31, 52891610), (62, 26445805), (155, 10578322), (310, 5289161), (1951, 840410), (2711, 604810), (3902, 420205), (5422, 302405), (9755, 168082), (13555, 120962), (19510, 84041), (27110, 60481)]