2315560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:158

約数の個数: 64

約数和(自身を含む): 5780880

約数和(自身を除く): 3465320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 73, 104, 122, 130, 146, 244, 260, 292, 305, 365, 488, 520, 584, 610, 730, 793, 949, 1220, 1460, 1586, 1898, 2440, 2920, 3172, 3796, 3965, 4453, 4745, 6344, 7592, 7930, 8906, 9490, 15860, 17812, 18980, 22265, 31720, 35624, 37960, 44530, 57889, 89060, 115778, 178120, 231556, 289445, 463112, 578890, 1157780, 2315560]

約数ペア:

[(1, 2315560), (2, 1157780), (4, 578890), (5, 463112), (8, 289445), (10, 231556), (13, 178120), (20, 115778), (26, 89060), (40, 57889), (52, 44530), (61, 37960), (65, 35624), (73, 31720), (104, 22265), (122, 18980), (130, 17812), (146, 15860), (244, 9490), (260, 8906), (292, 7930), (305, 7592), (365, 6344), (488, 4745), (520, 4453), (584, 3965), (610, 3796), (730, 3172), (793, 2920), (949, 2440), (1220, 1898), (1460, 1586)]