280759395890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2683}}^1\times {\mathrm{550757}}^1$

素因数の和:553466

約数の個数: 32

約数和(自身を含む): 532164409920

約数和(自身を除く): 251405014030

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 2683, 5366, 13415, 26830, 50977, 101954, 254885, 509770, 550757, 1101514, 2753785, 5507570, 10464383, 20928766, 52321915, 104643830, 1477681031, 2955362062, 7388405155, 14776810310, 28075939589, 56151879178, 140379697945, 280759395890]

約数ペア:

[(1, 280759395890), (2, 140379697945), (5, 56151879178), (10, 28075939589), (19, 14776810310), (38, 7388405155), (95, 2955362062), (190, 1477681031), (2683, 104643830), (5366, 52321915), (13415, 20928766), (26830, 10464383), (50977, 5507570), (101954, 2753785), (254885, 1101514), (509770, 550757)]