359754820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{2251}}^1$

素因数の和:2452

約数の個数: 48

約数和(自身を含む): 774075456

約数和(自身を除く): 414320636

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 131, 244, 262, 305, 524, 610, 655, 1220, 1310, 2251, 2620, 4502, 7991, 9004, 11255, 15982, 22510, 31964, 39955, 45020, 79910, 137311, 159820, 274622, 294881, 549244, 589762, 686555, 1179524, 1373110, 1474405, 2746220, 2948810, 5897620, 17987741, 35975482, 71950964, 89938705, 179877410, 359754820]

約数ペア:

[(1, 359754820), (2, 179877410), (4, 89938705), (5, 71950964), (10, 35975482), (20, 17987741), (61, 5897620), (122, 2948810), (131, 2746220), (244, 1474405), (262, 1373110), (305, 1179524), (524, 686555), (610, 589762), (655, 549244), (1220, 294881), (1310, 274622), (2251, 159820), (2620, 137311), (4502, 79910), (7991, 45020), (9004, 39955), (11255, 31964), (15982, 22510)]