388584980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3797}}^1$

素因数の和:3873

約数の個数: 96

約数和(自身を含む): 1010693376

約数和(自身を除く): 622108396

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 43, 68, 70, 85, 86, 119, 140, 170, 172, 215, 238, 301, 340, 430, 476, 595, 602, 731, 860, 1190, 1204, 1462, 1505, 2380, 2924, 3010, 3655, 3797, 5117, 6020, 7310, 7594, 10234, 14620, 15188, 18985, 20468, 25585, 26579, 37970, 51170, 53158, 64549, 75940, 102340, 106316, 129098, 132895, 163271, 258196, 265790, 322745, 326542, 451843, 531580, 645490, 653084, 816355, 903686, 1142897, 1290980, 1632710, 1807372, 2259215, 2285794, 2775607, 3265420, 4518430, 4571588, 5551214, 5714485, 9036860, 11102428, 11428970, 13878035, 19429249, 22857940, 27756070, 38858498, 55512140, 77716996, 97146245, 194292490, 388584980]

約数ペア:

[(1, 388584980), (2, 194292490), (4, 97146245), (5, 77716996), (7, 55512140), (10, 38858498), (14, 27756070), (17, 22857940), (20, 19429249), (28, 13878035), (34, 11428970), (35, 11102428), (43, 9036860), (68, 5714485), (70, 5551214), (85, 4571588), (86, 4518430), (119, 3265420), (140, 2775607), (170, 2285794), (172, 2259215), (215, 1807372), (238, 1632710), (301, 1290980), (340, 1142897), (430, 903686), (476, 816355), (595, 653084), (602, 645490), (731, 531580), (860, 451843), (1190, 326542), (1204, 322745), (1462, 265790), (1505, 258196), (2380, 163271), (2924, 132895), (3010, 129098), (3655, 106316), (3797, 102340), (5117, 75940), (6020, 64549), (7310, 53158), (7594, 51170), (10234, 37970), (14620, 26579), (15188, 25585), (18985, 20468)]