344480420

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1\times {\mathrm{757}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 738213168

約数和(自身を除く): 393732748

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 373, 610, 746, 757, 1220, 1492, 1514, 1865, 3028, 3730, 3785, 7460, 7570, 15140, 22753, 45506, 46177, 91012, 92354, 113765, 184708, 227530, 230885, 282361, 455060, 461770, 564722, 923540, 1129444, 1411805, 2823610, 5647220, 17224021, 34448042, 68896084, 86120105, 172240210, 344480420]

約数ペア:

[(1, 344480420), (2, 172240210), (4, 86120105), (5, 68896084), (10, 34448042), (20, 17224021), (61, 5647220), (122, 2823610), (244, 1411805), (305, 1129444), (373, 923540), (610, 564722), (746, 461770), (757, 455060), (1220, 282361), (1492, 230885), (1514, 227530), (1865, 184708), (3028, 113765), (3730, 92354), (3785, 91012), (7460, 46177), (7570, 45506), (15140, 22753)]