1235271440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1187761}}^1$

素因数の和:1187787

約数の個数: 40

約数和(自身を含む): 3092932248

約数和(自身を除く): 1857660808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1187761, 2375522, 4751044, 5938805, 9502088, 11877610, 15440893, 19004176, 23755220, 30881786, 47510440, 61763572, 77204465, 95020880, 123527144, 154408930, 247054288, 308817860, 617635720, 1235271440]

約数ペア:

[(1, 1235271440), (2, 617635720), (4, 308817860), (5, 247054288), (8, 154408930), (10, 123527144), (13, 95020880), (16, 77204465), (20, 61763572), (26, 47510440), (40, 30881786), (52, 23755220), (65, 19004176), (80, 15440893), (104, 11877610), (130, 9502088), (208, 5938805), (260, 4751044), (520, 2375522), (1040, 1187761)]