28747470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{683}}^1$

素因数の和:777

約数の個数: 64

約数和(自身を含む): 73281024

約数和(自身を除く): 44533554

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 61, 69, 115, 122, 138, 183, 230, 305, 345, 366, 610, 683, 690, 915, 1366, 1403, 1830, 2049, 2806, 3415, 4098, 4209, 6830, 7015, 8418, 10245, 14030, 15709, 20490, 21045, 31418, 41663, 42090, 47127, 78545, 83326, 94254, 124989, 157090, 208315, 235635, 249978, 416630, 471270, 624945, 958249, 1249890, 1916498, 2874747, 4791245, 5749494, 9582490, 14373735, 28747470]

約数ペア:

[(1, 28747470), (2, 14373735), (3, 9582490), (5, 5749494), (6, 4791245), (10, 2874747), (15, 1916498), (23, 1249890), (30, 958249), (46, 624945), (61, 471270), (69, 416630), (115, 249978), (122, 235635), (138, 208315), (183, 157090), (230, 124989), (305, 94254), (345, 83326), (366, 78545), (610, 47127), (683, 42090), (690, 41663), (915, 31418), (1366, 21045), (1403, 20490), (1830, 15709), (2049, 14030), (2806, 10245), (3415, 8418), (4098, 7015), (4209, 6830)]