4080320

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:369

約数の個数: 56

約数和(自身を含む): 9985248

約数和(自身を除く): 5904928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 311, 320, 328, 410, 622, 656, 820, 1244, 1312, 1555, 1640, 2488, 2624, 3110, 3280, 4976, 6220, 6560, 9952, 12440, 12751, 13120, 19904, 24880, 25502, 49760, 51004, 63755, 99520, 102008, 127510, 204016, 255020, 408032, 510040, 816064, 1020080, 2040160, 4080320]

約数ペア:

[(1, 4080320), (2, 2040160), (4, 1020080), (5, 816064), (8, 510040), (10, 408032), (16, 255020), (20, 204016), (32, 127510), (40, 102008), (41, 99520), (64, 63755), (80, 51004), (82, 49760), (160, 25502), (164, 24880), (205, 19904), (311, 13120), (320, 12751), (328, 12440), (410, 9952), (622, 6560), (656, 6220), (820, 4976), (1244, 3280), (1312, 3110), (1555, 2624), (1640, 2488)]