19400710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{503}}^1$

素因数の和:565

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 24144890

約数列:

[1, 2, 5, 7, 10, 14, 19, 29, 35, 38, 58, 70, 95, 133, 145, 190, 203, 266, 290, 406, 503, 551, 665, 1006, 1015, 1102, 1330, 2030, 2515, 2755, 3521, 3857, 5030, 5510, 7042, 7714, 9557, 14587, 17605, 19114, 19285, 29174, 35210, 38570, 47785, 66899, 72935, 95570, 102109, 133798, 145870, 204218, 277153, 334495, 510545, 554306, 668990, 1021090, 1385765, 1940071, 2771530, 3880142, 9700355, 19400710]

約数ペア:

[(1, 19400710), (2, 9700355), (5, 3880142), (7, 2771530), (10, 1940071), (14, 1385765), (19, 1021090), (29, 668990), (35, 554306), (38, 510545), (58, 334495), (70, 277153), (95, 204218), (133, 145870), (145, 133798), (190, 102109), (203, 95570), (266, 72935), (290, 66899), (406, 47785), (503, 38570), (551, 35210), (665, 29174), (1006, 19285), (1015, 19114), (1102, 17605), (1330, 14587), (2030, 9557), (2515, 7714), (2755, 7042), (3521, 5510), (3857, 5030)]