12863680

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{659}}^1$

素因数の和:737

約数の個数: 56

約数和(自身を含む): 31181040

約数和(自身を除く): 18317360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 659, 976, 1220, 1318, 1952, 2440, 2636, 3295, 3904, 4880, 5272, 6590, 9760, 10544, 13180, 19520, 21088, 26360, 40199, 42176, 52720, 80398, 105440, 160796, 200995, 210880, 321592, 401990, 643184, 803980, 1286368, 1607960, 2572736, 3215920, 6431840, 12863680]

約数ペア:

[(1, 12863680), (2, 6431840), (4, 3215920), (5, 2572736), (8, 1607960), (10, 1286368), (16, 803980), (20, 643184), (32, 401990), (40, 321592), (61, 210880), (64, 200995), (80, 160796), (122, 105440), (160, 80398), (244, 52720), (305, 42176), (320, 40199), (488, 26360), (610, 21088), (659, 19520), (976, 13180), (1220, 10544), (1318, 9760), (1952, 6590), (2440, 5272), (2636, 4880), (3295, 3904)]