231992020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1753}}^1$

素因数の和:2284

約数の個数: 48

約数和(自身を含む): 525989520

約数和(自身を除く): 293997500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 509, 1018, 1753, 2036, 2545, 3506, 5090, 6617, 7012, 8765, 10180, 13234, 17530, 22789, 26468, 33085, 35060, 45578, 66170, 91156, 113945, 132340, 227890, 455780, 892277, 1784554, 3569108, 4461385, 8922770, 11599601, 17845540, 23199202, 46398404, 57998005, 115996010, 231992020]

約数ペア:

[(1, 231992020), (2, 115996010), (4, 57998005), (5, 46398404), (10, 23199202), (13, 17845540), (20, 11599601), (26, 8922770), (52, 4461385), (65, 3569108), (130, 1784554), (260, 892277), (509, 455780), (1018, 227890), (1753, 132340), (2036, 113945), (2545, 91156), (3506, 66170), (5090, 45578), (6617, 35060), (7012, 33085), (8765, 26468), (10180, 22789), (13234, 17530)]