31654340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{593}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 70952112

約数和(自身を除く): 39297772

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 157, 170, 314, 340, 593, 628, 785, 1186, 1570, 2372, 2669, 2965, 3140, 5338, 5930, 10081, 10676, 11860, 13345, 20162, 26690, 40324, 50405, 53380, 93101, 100810, 186202, 201620, 372404, 465505, 931010, 1582717, 1862020, 3165434, 6330868, 7913585, 15827170, 31654340]

約数ペア:

[(1, 31654340), (2, 15827170), (4, 7913585), (5, 6330868), (10, 3165434), (17, 1862020), (20, 1582717), (34, 931010), (68, 465505), (85, 372404), (157, 201620), (170, 186202), (314, 100810), (340, 93101), (593, 53380), (628, 50405), (785, 40324), (1186, 26690), (1570, 20162), (2372, 13345), (2669, 11860), (2965, 10676), (3140, 10081), (5338, 5930)]