18952280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 46189440

約数和(自身を除く): 27237160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 340, 376, 470, 593, 680, 799, 940, 1186, 1598, 1880, 2372, 2965, 3196, 3995, 4744, 5930, 6392, 7990, 10081, 11860, 15980, 20162, 23720, 27871, 31960, 40324, 50405, 55742, 80648, 100810, 111484, 139355, 201620, 222968, 278710, 403240, 473807, 557420, 947614, 1114840, 1895228, 2369035, 3790456, 4738070, 9476140, 18952280]

約数ペア:

[(1, 18952280), (2, 9476140), (4, 4738070), (5, 3790456), (8, 2369035), (10, 1895228), (17, 1114840), (20, 947614), (34, 557420), (40, 473807), (47, 403240), (68, 278710), (85, 222968), (94, 201620), (136, 139355), (170, 111484), (188, 100810), (235, 80648), (340, 55742), (376, 50405), (470, 40324), (593, 31960), (680, 27871), (799, 23720), (940, 20162), (1186, 15980), (1598, 11860), (1880, 10081), (2372, 7990), (2965, 6392), (3196, 5930), (3995, 4744)]