9140240

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1873}}^1$

素因数の和:1947

約数の個数: 40

約数和(自身を含む): 21610968

約数和(自身を除く): 12470728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 1873, 2440, 3746, 4880, 7492, 9365, 14984, 18730, 29968, 37460, 74920, 114253, 149840, 228506, 457012, 571265, 914024, 1142530, 1828048, 2285060, 4570120, 9140240]

約数ペア:

[(1, 9140240), (2, 4570120), (4, 2285060), (5, 1828048), (8, 1142530), (10, 914024), (16, 571265), (20, 457012), (40, 228506), (61, 149840), (80, 114253), (122, 74920), (244, 37460), (305, 29968), (488, 18730), (610, 14984), (976, 9365), (1220, 7492), (1873, 4880), (2440, 3746)]