478968140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{488743}}^1$

素因数の和:488766

約数の個数: 36

約数和(自身を含む): 1170053136

約数和(自身を除く): 691084996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 488743, 977486, 1954972, 2443715, 3421201, 4887430, 6842402, 9774860, 13684804, 17106005, 23948407, 34212010, 47896814, 68424020, 95793628, 119742035, 239484070, 478968140]

約数ペア:

[(1, 478968140), (2, 239484070), (4, 119742035), (5, 95793628), (7, 68424020), (10, 47896814), (14, 34212010), (20, 23948407), (28, 17106005), (35, 13684804), (49, 9774860), (70, 6842402), (98, 4887430), (140, 3421201), (196, 2443715), (245, 1954972), (490, 977486), (980, 488743)]