374654680

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1\times {\mathrm{659}}^1$

素因数の和:964

約数の個数: 64

約数和(自身を含む): 861775200

約数和(自身を除く): 487120520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 233, 244, 305, 466, 488, 610, 659, 932, 1165, 1220, 1318, 1864, 2330, 2440, 2636, 3295, 4660, 5272, 6590, 9320, 13180, 14213, 26360, 28426, 40199, 56852, 71065, 80398, 113704, 142130, 153547, 160796, 200995, 284260, 307094, 321592, 401990, 568520, 614188, 767735, 803980, 1228376, 1535470, 1607960, 3070940, 6141880, 9366367, 18732734, 37465468, 46831835, 74930936, 93663670, 187327340, 374654680]

約数ペア:

[(1, 374654680), (2, 187327340), (4, 93663670), (5, 74930936), (8, 46831835), (10, 37465468), (20, 18732734), (40, 9366367), (61, 6141880), (122, 3070940), (233, 1607960), (244, 1535470), (305, 1228376), (466, 803980), (488, 767735), (610, 614188), (659, 568520), (932, 401990), (1165, 321592), (1220, 307094), (1318, 284260), (1864, 200995), (2330, 160796), (2440, 153547), (2636, 142130), (3295, 113704), (4660, 80398), (5272, 71065), (6590, 56852), (9320, 40199), (13180, 28426), (14213, 26360)]