18442920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8089}}^1$

素因数の和:8122

約数の個数: 64

約数和(自身を含む): 58248000

約数和(自身を除く): 39805080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 8089, 16178, 24267, 32356, 40445, 48534, 64712, 80890, 97068, 121335, 153691, 161780, 194136, 242670, 307382, 323560, 461073, 485340, 614764, 768455, 922146, 970680, 1229528, 1536910, 1844292, 2305365, 3073820, 3688584, 4610730, 6147640, 9221460, 18442920]

約数ペア:

[(1, 18442920), (2, 9221460), (3, 6147640), (4, 4610730), (5, 3688584), (6, 3073820), (8, 2305365), (10, 1844292), (12, 1536910), (15, 1229528), (19, 970680), (20, 922146), (24, 768455), (30, 614764), (38, 485340), (40, 461073), (57, 323560), (60, 307382), (76, 242670), (95, 194136), (114, 161780), (120, 153691), (152, 121335), (190, 97068), (228, 80890), (285, 64712), (380, 48534), (456, 40445), (570, 32356), (760, 24267), (1140, 16178), (2280, 8089)]