31379460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{74713}}^1$

素因数の和:74732

約数の個数: 48

約数和(自身を含む): 100415616

約数和(自身を除く): 69036156

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 74713, 149426, 224139, 298852, 373565, 448278, 522991, 747130, 896556, 1045982, 1120695, 1494260, 1568973, 2091964, 2241390, 2614955, 3137946, 4482780, 5229910, 6275892, 7844865, 10459820, 15689730, 31379460]

約数ペア:

[(1, 31379460), (2, 15689730), (3, 10459820), (4, 7844865), (5, 6275892), (6, 5229910), (7, 4482780), (10, 3137946), (12, 2614955), (14, 2241390), (15, 2091964), (20, 1568973), (21, 1494260), (28, 1120695), (30, 1045982), (35, 896556), (42, 747130), (60, 522991), (70, 448278), (84, 373565), (105, 298852), (140, 224139), (210, 149426), (420, 74713)]