45382420

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 97549200

約数和(自身を除く): 52166780

約数列:

[1, 2, 4, 5, 10, 20, 97, 149, 157, 194, 298, 314, 388, 485, 596, 628, 745, 785, 970, 1490, 1570, 1940, 2980, 3140, 14453, 15229, 23393, 28906, 30458, 46786, 57812, 60916, 72265, 76145, 93572, 116965, 144530, 152290, 233930, 289060, 304580, 467860, 2269121, 4538242, 9076484, 11345605, 22691210, 45382420]

約数ペア:

[(1, 45382420), (2, 22691210), (4, 11345605), (5, 9076484), (10, 4538242), (20, 2269121), (97, 467860), (149, 304580), (157, 289060), (194, 233930), (298, 152290), (314, 144530), (388, 116965), (485, 93572), (596, 76145), (628, 72265), (745, 60916), (785, 57812), (970, 46786), (1490, 30458), (1570, 28906), (1940, 23393), (2980, 15229), (3140, 14453)]