23821720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1$

素因数の和:836

約数の個数: 64

約数和(自身を含む): 58746240

約数和(自身を除く): 34924520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 751, 793, 1220, 1502, 1586, 2440, 3004, 3172, 3755, 3965, 6008, 6344, 7510, 7930, 9763, 15020, 15860, 19526, 30040, 31720, 39052, 45811, 48815, 78104, 91622, 97630, 183244, 195260, 229055, 366488, 390520, 458110, 595543, 916220, 1191086, 1832440, 2382172, 2977715, 4764344, 5955430, 11910860, 23821720]

約数ペア:

[(1, 23821720), (2, 11910860), (4, 5955430), (5, 4764344), (8, 2977715), (10, 2382172), (13, 1832440), (20, 1191086), (26, 916220), (40, 595543), (52, 458110), (61, 390520), (65, 366488), (104, 229055), (122, 195260), (130, 183244), (244, 97630), (260, 91622), (305, 78104), (488, 48815), (520, 45811), (610, 39052), (751, 31720), (793, 30040), (1220, 19526), (1502, 15860), (1586, 15020), (2440, 9763), (3004, 7930), (3172, 7510), (3755, 6344), (3965, 6008)]