17616880

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^2\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 60

約数和(自身を含む): 42303096

約数和(自身を除く): 24686216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 131, 164, 205, 262, 328, 410, 524, 655, 656, 820, 1048, 1310, 1640, 1681, 2096, 2620, 3280, 3362, 5240, 5371, 6724, 8405, 10480, 10742, 13448, 16810, 21484, 26855, 26896, 33620, 42968, 53710, 67240, 85936, 107420, 134480, 214840, 220211, 429680, 440422, 880844, 1101055, 1761688, 2202110, 3523376, 4404220, 8808440, 17616880]

約数ペア:

[(1, 17616880), (2, 8808440), (4, 4404220), (5, 3523376), (8, 2202110), (10, 1761688), (16, 1101055), (20, 880844), (40, 440422), (41, 429680), (80, 220211), (82, 214840), (131, 134480), (164, 107420), (205, 85936), (262, 67240), (328, 53710), (410, 42968), (524, 33620), (655, 26896), (656, 26855), (820, 21484), (1048, 16810), (1310, 13448), (1640, 10742), (1681, 10480), (2096, 8405), (2620, 6724), (3280, 5371), (3362, 5240)]