1690430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:105

約数の個数: 64

約数和(自身を含む): 3870720

約数和(自身を除く): 2180290

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 38, 41, 62, 70, 82, 95, 133, 155, 190, 205, 217, 266, 287, 310, 410, 434, 574, 589, 665, 779, 1085, 1178, 1271, 1330, 1435, 1558, 2170, 2542, 2870, 2945, 3895, 4123, 5453, 5890, 6355, 7790, 8246, 8897, 10906, 12710, 17794, 20615, 24149, 27265, 41230, 44485, 48298, 54530, 88970, 120745, 169043, 241490, 338086, 845215, 1690430]

約数ペア:

[(1, 1690430), (2, 845215), (5, 338086), (7, 241490), (10, 169043), (14, 120745), (19, 88970), (31, 54530), (35, 48298), (38, 44485), (41, 41230), (62, 27265), (70, 24149), (82, 20615), (95, 17794), (133, 12710), (155, 10906), (190, 8897), (205, 8246), (217, 7790), (266, 6355), (287, 5890), (310, 5453), (410, 4123), (434, 3895), (574, 2945), (589, 2870), (665, 2542), (779, 2170), (1085, 1558), (1178, 1435), (1271, 1330)]