40383520

素因数分解:

$2^5\times 5^1\times {\mathrm{383}}^1\times {\mathrm{659}}^1$

素因数の和:1057

約数の個数: 48

約数和(自身を含む): 95800320

約数和(自身を除く): 55416800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 383, 659, 766, 1318, 1532, 1915, 2636, 3064, 3295, 3830, 5272, 6128, 6590, 7660, 10544, 12256, 13180, 15320, 21088, 26360, 30640, 52720, 61280, 105440, 252397, 504794, 1009588, 1261985, 2019176, 2523970, 4038352, 5047940, 8076704, 10095880, 20191760, 40383520]

約数ペア:

[(1, 40383520), (2, 20191760), (4, 10095880), (5, 8076704), (8, 5047940), (10, 4038352), (16, 2523970), (20, 2019176), (32, 1261985), (40, 1009588), (80, 504794), (160, 252397), (383, 105440), (659, 61280), (766, 52720), (1318, 30640), (1532, 26360), (1915, 21088), (2636, 15320), (3064, 13180), (3295, 12256), (3830, 10544), (5272, 7660), (6128, 6590)]