245261036140

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{983}}^1\times {\mathrm{22397}}^1$

素因数の和:23946

約数の個数: 48

約数和(自身を含む): 516520815552

約数和(自身を除く): 271259779412

約数列:

[1, 2, 4, 5, 10, 20, 557, 983, 1114, 1966, 2228, 2785, 3932, 4915, 5570, 9830, 11140, 19660, 22397, 44794, 89588, 111985, 223970, 447940, 547531, 1095062, 2190124, 2737655, 5475310, 10950620, 12475129, 22016251, 24950258, 44032502, 49900516, 62375645, 88065004, 110081255, 124751290, 220162510, 249502580, 440325020, 12263051807, 24526103614, 49052207228, 61315259035, 122630518070, 245261036140]

約数ペア:

[(1, 245261036140), (2, 122630518070), (4, 61315259035), (5, 49052207228), (10, 24526103614), (20, 12263051807), (557, 440325020), (983, 249502580), (1114, 220162510), (1966, 124751290), (2228, 110081255), (2785, 88065004), (3932, 62375645), (4915, 49900516), (5570, 44032502), (9830, 24950258), (11140, 22016251), (19660, 12475129), (22397, 10950620), (44794, 5475310), (89588, 2737655), (111985, 2190124), (223970, 1095062), (447940, 547531)]