23263640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 54984960

約数和(自身を除く): 31721320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 124, 146, 155, 248, 257, 292, 310, 365, 514, 584, 620, 730, 1028, 1240, 1285, 1460, 2056, 2263, 2570, 2920, 4526, 5140, 7967, 9052, 10280, 11315, 15934, 18104, 18761, 22630, 31868, 37522, 39835, 45260, 63736, 75044, 79670, 90520, 93805, 150088, 159340, 187610, 318680, 375220, 581591, 750440, 1163182, 2326364, 2907955, 4652728, 5815910, 11631820, 23263640]

約数ペア:

[(1, 23263640), (2, 11631820), (4, 5815910), (5, 4652728), (8, 2907955), (10, 2326364), (20, 1163182), (31, 750440), (40, 581591), (62, 375220), (73, 318680), (124, 187610), (146, 159340), (155, 150088), (248, 93805), (257, 90520), (292, 79670), (310, 75044), (365, 63736), (514, 45260), (584, 39835), (620, 37522), (730, 31868), (1028, 22630), (1240, 18761), (1285, 18104), (1460, 15934), (2056, 11315), (2263, 10280), (2570, 9052), (2920, 7967), (4526, 5140)]