102157420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{300463}}^1$

素因数の和:300489

約数の個数: 24

約数和(自身を含む): 227150784

約数和(自身を除く): 124993364

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 300463, 600926, 1201852, 1502315, 3004630, 5107871, 6009260, 10215742, 20431484, 25539355, 51078710, 102157420]

約数ペア:

[(1, 102157420), (2, 51078710), (4, 25539355), (5, 20431484), (10, 10215742), (17, 6009260), (20, 5107871), (34, 3004630), (68, 1502315), (85, 1201852), (170, 600926), (340, 300463)]