30903340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 72309888

約数和(自身を除く): 41406548

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 169, 205, 223, 260, 338, 410, 446, 533, 676, 820, 845, 892, 1066, 1115, 1690, 2132, 2230, 2665, 2899, 3380, 4460, 5330, 5798, 6929, 9143, 10660, 11596, 13858, 14495, 18286, 27716, 28990, 34645, 36572, 37687, 45715, 57980, 69290, 75374, 91430, 118859, 138580, 150748, 182860, 188435, 237718, 376870, 475436, 594295, 753740, 1188590, 1545167, 2377180, 3090334, 6180668, 7725835, 15451670, 30903340]

約数ペア:

[(1, 30903340), (2, 15451670), (4, 7725835), (5, 6180668), (10, 3090334), (13, 2377180), (20, 1545167), (26, 1188590), (41, 753740), (52, 594295), (65, 475436), (82, 376870), (130, 237718), (164, 188435), (169, 182860), (205, 150748), (223, 138580), (260, 118859), (338, 91430), (410, 75374), (446, 69290), (533, 57980), (676, 45715), (820, 37687), (845, 36572), (892, 34645), (1066, 28990), (1115, 27716), (1690, 18286), (2132, 14495), (2230, 13858), (2665, 11596), (2899, 10660), (3380, 9143), (4460, 6929), (5330, 5798)]