201909390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{5807}}^1$

素因数の和:5897

約数の個数: 64

約数和(自身を含む): 518538240

約数和(自身を除く): 316628850

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 61, 95, 114, 122, 183, 190, 285, 305, 366, 570, 610, 915, 1159, 1830, 2318, 3477, 5795, 5807, 6954, 11590, 11614, 17385, 17421, 29035, 34770, 34842, 58070, 87105, 110333, 174210, 220666, 330999, 354227, 551665, 661998, 708454, 1062681, 1103330, 1654995, 1771135, 2125362, 3309990, 3542270, 5313405, 6730313, 10626810, 13460626, 20190939, 33651565, 40381878, 67303130, 100954695, 201909390]

約数ペア:

[(1, 201909390), (2, 100954695), (3, 67303130), (5, 40381878), (6, 33651565), (10, 20190939), (15, 13460626), (19, 10626810), (30, 6730313), (38, 5313405), (57, 3542270), (61, 3309990), (95, 2125362), (114, 1771135), (122, 1654995), (183, 1103330), (190, 1062681), (285, 708454), (305, 661998), (366, 551665), (570, 354227), (610, 330999), (915, 220666), (1159, 174210), (1830, 110333), (2318, 87105), (3477, 58070), (5795, 34842), (5807, 34770), (6954, 29035), (11590, 17421), (11614, 17385)]