30294440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2274

約数の個数: 64

約数和(自身を含む): 76792320

約数和(自身を除く): 46497880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2221, 2728, 3410, 4442, 6820, 8884, 11105, 13640, 17768, 22210, 24431, 44420, 48862, 68851, 88840, 97724, 122155, 137702, 195448, 244310, 275404, 344255, 488620, 550808, 688510, 757361, 977240, 1377020, 1514722, 2754040, 3029444, 3786805, 6058888, 7573610, 15147220, 30294440]

約数ペア:

[(1, 30294440), (2, 15147220), (4, 7573610), (5, 6058888), (8, 3786805), (10, 3029444), (11, 2754040), (20, 1514722), (22, 1377020), (31, 977240), (40, 757361), (44, 688510), (55, 550808), (62, 488620), (88, 344255), (110, 275404), (124, 244310), (155, 195448), (220, 137702), (248, 122155), (310, 97724), (341, 88840), (440, 68851), (620, 48862), (682, 44420), (1240, 24431), (1364, 22210), (1705, 17768), (2221, 13640), (2728, 11105), (3410, 8884), (4442, 6820)]