23047960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:500

約数の個数: 64

約数和(自身を含む): 56448000

約数和(自身を除く): 33400040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 349, 508, 520, 635, 698, 1016, 1270, 1396, 1651, 1745, 2540, 2792, 3302, 3490, 4537, 5080, 6604, 6980, 8255, 9074, 13208, 13960, 16510, 18148, 22685, 33020, 36296, 44323, 45370, 66040, 88646, 90740, 177292, 181480, 221615, 354584, 443230, 576199, 886460, 1152398, 1772920, 2304796, 2880995, 4609592, 5761990, 11523980, 23047960]

約数ペア:

[(1, 23047960), (2, 11523980), (4, 5761990), (5, 4609592), (8, 2880995), (10, 2304796), (13, 1772920), (20, 1152398), (26, 886460), (40, 576199), (52, 443230), (65, 354584), (104, 221615), (127, 181480), (130, 177292), (254, 90740), (260, 88646), (349, 66040), (508, 45370), (520, 44323), (635, 36296), (698, 33020), (1016, 22685), (1270, 18148), (1396, 16510), (1651, 13960), (1745, 13208), (2540, 9074), (2792, 8255), (3302, 6980), (3490, 6604), (4537, 5080)]