30071980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{367}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 67326336

約数和(自身を除く): 37254356

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 241, 340, 367, 482, 734, 964, 1205, 1468, 1835, 2410, 3670, 4097, 4820, 6239, 7340, 8194, 12478, 16388, 20485, 24956, 31195, 40970, 62390, 81940, 88447, 124780, 176894, 353788, 442235, 884470, 1503599, 1768940, 3007198, 6014396, 7517995, 15035990, 30071980]

約数ペア:

[(1, 30071980), (2, 15035990), (4, 7517995), (5, 6014396), (10, 3007198), (17, 1768940), (20, 1503599), (34, 884470), (68, 442235), (85, 353788), (170, 176894), (241, 124780), (340, 88447), (367, 81940), (482, 62390), (734, 40970), (964, 31195), (1205, 24956), (1468, 20485), (1835, 16388), (2410, 12478), (3670, 8194), (4097, 7340), (4820, 6239)]