30792920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1307}}^1$

素因数の和:1368

約数の個数: 64

約数和(自身を含む): 75340800

約数和(自身を除く): 44547880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 1307, 2356, 2614, 2945, 4712, 5228, 5890, 6535, 10456, 11780, 13070, 23560, 24833, 26140, 40517, 49666, 52280, 81034, 99332, 124165, 162068, 198664, 202585, 248330, 324136, 405170, 496660, 769823, 810340, 993320, 1539646, 1620680, 3079292, 3849115, 6158584, 7698230, 15396460, 30792920]

約数ペア:

[(1, 30792920), (2, 15396460), (4, 7698230), (5, 6158584), (8, 3849115), (10, 3079292), (19, 1620680), (20, 1539646), (31, 993320), (38, 810340), (40, 769823), (62, 496660), (76, 405170), (95, 324136), (124, 248330), (152, 202585), (155, 198664), (190, 162068), (248, 124165), (310, 99332), (380, 81034), (589, 52280), (620, 49666), (760, 40517), (1178, 26140), (1240, 24833), (1307, 23560), (2356, 13070), (2614, 11780), (2945, 10456), (4712, 6535), (5228, 5890)]