20148616580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2081}}^1\times {\mathrm{28477}}^1$

素因数の和:30584

約数の個数: 48

約数和(自身を含む): 44824144176

約数和(自身を除く): 24675527596

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2081, 4162, 8324, 10405, 20810, 28477, 35377, 41620, 56954, 70754, 113908, 141508, 142385, 176885, 284770, 353770, 484109, 569540, 707540, 968218, 1936436, 2420545, 4841090, 9682180, 59260637, 118521274, 237042548, 296303185, 592606370, 1007430829, 1185212740, 2014861658, 4029723316, 5037154145, 10074308290, 20148616580]

約数ペア:

[(1, 20148616580), (2, 10074308290), (4, 5037154145), (5, 4029723316), (10, 2014861658), (17, 1185212740), (20, 1007430829), (34, 592606370), (68, 296303185), (85, 237042548), (170, 118521274), (340, 59260637), (2081, 9682180), (4162, 4841090), (8324, 2420545), (10405, 1936436), (20810, 968218), (28477, 707540), (35377, 569540), (41620, 484109), (56954, 353770), (70754, 284770), (113908, 176885), (141508, 142385)]