201942830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{607}}^1$

素因数の和:753

約数の個数: 64

約数和(自身を含む): 409743360

約数和(自身を除く): 207800530

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 103, 170, 190, 206, 323, 515, 607, 646, 1030, 1214, 1615, 1751, 1957, 3035, 3230, 3502, 3914, 6070, 8755, 9785, 10319, 11533, 17510, 19570, 20638, 23066, 33269, 51595, 57665, 62521, 66538, 103190, 115330, 125042, 166345, 196061, 312605, 332690, 392122, 625210, 980305, 1062857, 1187899, 1960610, 2125714, 2375798, 5314285, 5939495, 10628570, 11878990, 20194283, 40388566, 100971415, 201942830]

約数ペア:

[(1, 201942830), (2, 100971415), (5, 40388566), (10, 20194283), (17, 11878990), (19, 10628570), (34, 5939495), (38, 5314285), (85, 2375798), (95, 2125714), (103, 1960610), (170, 1187899), (190, 1062857), (206, 980305), (323, 625210), (515, 392122), (607, 332690), (646, 312605), (1030, 196061), (1214, 166345), (1615, 125042), (1751, 115330), (1957, 103190), (3035, 66538), (3230, 62521), (3502, 57665), (3914, 51595), (6070, 33269), (8755, 23066), (9785, 20638), (10319, 19570), (11533, 17510)]