40059820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1997}}^1$

素因数の和:2082

約数の個数: 48

約数和(自身を含む): 90629280

約数和(自身を除く): 50569460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 295, 340, 590, 1003, 1180, 1997, 2006, 3994, 4012, 5015, 7988, 9985, 10030, 19970, 20060, 33949, 39940, 67898, 117823, 135796, 169745, 235646, 339490, 471292, 589115, 678980, 1178230, 2002991, 2356460, 4005982, 8011964, 10014955, 20029910, 40059820]

約数ペア:

[(1, 40059820), (2, 20029910), (4, 10014955), (5, 8011964), (10, 4005982), (17, 2356460), (20, 2002991), (34, 1178230), (59, 678980), (68, 589115), (85, 471292), (118, 339490), (170, 235646), (236, 169745), (295, 135796), (340, 117823), (590, 67898), (1003, 39940), (1180, 33949), (1997, 20060), (2006, 19970), (3994, 10030), (4012, 9985), (5015, 7988)]