38413960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2383}}^1$

素因数の和:2438

約数の個数: 64

約数和(自身を含む): 96122880

約数和(自身を除く): 57708920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 2383, 3224, 4030, 4766, 8060, 9532, 11915, 16120, 19064, 23830, 30979, 47660, 61958, 73873, 95320, 123916, 147746, 154895, 247832, 295492, 309790, 369365, 590984, 619580, 738730, 960349, 1239160, 1477460, 1920698, 2954920, 3841396, 4801745, 7682792, 9603490, 19206980, 38413960]

約数ペア:

[(1, 38413960), (2, 19206980), (4, 9603490), (5, 7682792), (8, 4801745), (10, 3841396), (13, 2954920), (20, 1920698), (26, 1477460), (31, 1239160), (40, 960349), (52, 738730), (62, 619580), (65, 590984), (104, 369365), (124, 309790), (130, 295492), (155, 247832), (248, 154895), (260, 147746), (310, 123916), (403, 95320), (520, 73873), (620, 61958), (806, 47660), (1240, 30979), (1612, 23830), (2015, 19064), (2383, 16120), (3224, 11915), (4030, 9532), (4766, 8060)]