303489380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{11939}}^1$

素因数の和:12020

約数の個数: 48

約数和(自身を含む): 673989120

約数和(自身を除く): 370499740

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1271, 2542, 5084, 6355, 11939, 12710, 23878, 25420, 47756, 59695, 119390, 238780, 370109, 489499, 740218, 978998, 1480436, 1850545, 1957996, 2447495, 3701090, 4894990, 7402180, 9789980, 15174469, 30348938, 60697876, 75872345, 151744690, 303489380]

約数ペア:

[(1, 303489380), (2, 151744690), (4, 75872345), (5, 60697876), (10, 30348938), (20, 15174469), (31, 9789980), (41, 7402180), (62, 4894990), (82, 3701090), (124, 2447495), (155, 1957996), (164, 1850545), (205, 1480436), (310, 978998), (410, 740218), (620, 489499), (820, 370109), (1271, 238780), (2542, 119390), (5084, 59695), (6355, 47756), (11939, 25420), (12710, 23878)]