30203540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1303}}^1$

素因数の和:1392

約数の個数: 48

約数和(自身を含む): 67912320

約数和(自身を除く): 37708780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 1303, 2318, 2606, 4636, 5212, 5795, 6515, 11590, 13030, 23180, 24757, 26060, 49514, 79483, 99028, 123785, 158966, 247570, 317932, 397415, 495140, 794830, 1510177, 1589660, 3020354, 6040708, 7550885, 15101770, 30203540]

約数ペア:

[(1, 30203540), (2, 15101770), (4, 7550885), (5, 6040708), (10, 3020354), (19, 1589660), (20, 1510177), (38, 794830), (61, 495140), (76, 397415), (95, 317932), (122, 247570), (190, 158966), (244, 123785), (305, 99028), (380, 79483), (610, 49514), (1159, 26060), (1220, 24757), (1303, 23180), (2318, 13030), (2606, 11590), (4636, 6515), (5212, 5795)]