22416640

素因数分解:

$2^8\times 5^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 54599328

約数和(自身を除く): 32182688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 211, 256, 320, 332, 415, 422, 640, 664, 830, 844, 1055, 1280, 1328, 1660, 1688, 2110, 2656, 3320, 3376, 4220, 5312, 6640, 6752, 8440, 10624, 13280, 13504, 16880, 17513, 21248, 26560, 27008, 33760, 35026, 53120, 54016, 67520, 70052, 87565, 106240, 135040, 140104, 175130, 270080, 280208, 350260, 560416, 700520, 1120832, 1401040, 2241664, 2802080, 4483328, 5604160, 11208320, 22416640]

約数ペア:

[(1, 22416640), (2, 11208320), (4, 5604160), (5, 4483328), (8, 2802080), (10, 2241664), (16, 1401040), (20, 1120832), (32, 700520), (40, 560416), (64, 350260), (80, 280208), (83, 270080), (128, 175130), (160, 140104), (166, 135040), (211, 106240), (256, 87565), (320, 70052), (332, 67520), (415, 54016), (422, 53120), (640, 35026), (664, 33760), (830, 27008), (844, 26560), (1055, 21248), (1280, 17513), (1328, 16880), (1660, 13504), (1688, 13280), (2110, 10624), (2656, 8440), (3320, 6752), (3376, 6640), (4220, 5312)]