45294940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 97743744

約数和(自身を除く): 52448804

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 137, 244, 271, 274, 305, 542, 548, 610, 685, 1084, 1220, 1355, 1370, 2710, 2740, 5420, 8357, 16531, 16714, 33062, 33428, 37127, 41785, 66124, 74254, 82655, 83570, 148508, 165310, 167140, 185635, 330620, 371270, 742540, 2264747, 4529494, 9058988, 11323735, 22647470, 45294940]

約数ペア:

[(1, 45294940), (2, 22647470), (4, 11323735), (5, 9058988), (10, 4529494), (20, 2264747), (61, 742540), (122, 371270), (137, 330620), (244, 185635), (271, 167140), (274, 165310), (305, 148508), (542, 83570), (548, 82655), (610, 74254), (685, 66124), (1084, 41785), (1220, 37127), (1355, 33428), (1370, 33062), (2710, 16714), (2740, 16531), (5420, 8357)]