38954480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28643}}^1$

素因数の和:28673

約数の個数: 40

約数和(自身を含む): 95900112

約数和(自身を除く): 56945632

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 28643, 57286, 114572, 143215, 229144, 286430, 458288, 486931, 572860, 973862, 1145720, 1947724, 2291440, 2434655, 3895448, 4869310, 7790896, 9738620, 19477240, 38954480]

約数ペア:

[(1, 38954480), (2, 19477240), (4, 9738620), (5, 7790896), (8, 4869310), (10, 3895448), (16, 2434655), (17, 2291440), (20, 1947724), (34, 1145720), (40, 973862), (68, 572860), (80, 486931), (85, 458288), (136, 286430), (170, 229144), (272, 143215), (340, 114572), (680, 57286), (1360, 28643)]