142433420

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1\times {\mathrm{229}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 303942240

約数和(自身を除く): 161508820

約数列:

[1, 2, 4, 5, 10, 20, 137, 227, 229, 274, 454, 458, 548, 685, 908, 916, 1135, 1145, 1370, 2270, 2290, 2740, 4540, 4580, 31099, 31373, 51983, 62198, 62746, 103966, 124396, 125492, 155495, 156865, 207932, 259915, 310990, 313730, 519830, 621980, 627460, 1039660, 7121671, 14243342, 28486684, 35608355, 71216710, 142433420]

約数ペア:

[(1, 142433420), (2, 71216710), (4, 35608355), (5, 28486684), (10, 14243342), (20, 7121671), (137, 1039660), (227, 627460), (229, 621980), (274, 519830), (454, 313730), (458, 310990), (548, 259915), (685, 207932), (908, 156865), (916, 155495), (1135, 125492), (1145, 124396), (1370, 103966), (2270, 62746), (2290, 62198), (2740, 51983), (4540, 31373), (4580, 31099)]