1775270980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{757}}^1\times {\mathrm{2393}}^1$

素因数の和:3173

約数の個数: 72

約数和(自身を含む): 4344276888

約数和(自身を除く): 2569005908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 757, 980, 1514, 2393, 3028, 3785, 4786, 5299, 7570, 9572, 10598, 11965, 15140, 16751, 21196, 23930, 26495, 33502, 37093, 47860, 52990, 67004, 74186, 83755, 105980, 117257, 148372, 167510, 185465, 234514, 335020, 370930, 469028, 586285, 741860, 1172570, 1811501, 2345140, 3623002, 7246004, 9057505, 12680507, 18115010, 25361014, 36230020, 50722028, 63402535, 88763549, 126805070, 177527098, 253610140, 355054196, 443817745, 887635490, 1775270980]

約数ペア:

[(1, 1775270980), (2, 887635490), (4, 443817745), (5, 355054196), (7, 253610140), (10, 177527098), (14, 126805070), (20, 88763549), (28, 63402535), (35, 50722028), (49, 36230020), (70, 25361014), (98, 18115010), (140, 12680507), (196, 9057505), (245, 7246004), (490, 3623002), (757, 2345140), (980, 1811501), (1514, 1172570), (2393, 741860), (3028, 586285), (3785, 469028), (4786, 370930), (5299, 335020), (7570, 234514), (9572, 185465), (10598, 167510), (11965, 148372), (15140, 117257), (16751, 105980), (21196, 83755), (23930, 74186), (26495, 67004), (33502, 52990), (37093, 47860)]