29976380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6907}}^1$

素因数の和:6954

約数の個数: 48

約数和(自身を含む): 74274816

約数和(自身を除く): 44298436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 6907, 13814, 27628, 34535, 48349, 69070, 96698, 138140, 193396, 214117, 241745, 428234, 483490, 856468, 966980, 1070585, 1498819, 2141170, 2997638, 4282340, 5995276, 7494095, 14988190, 29976380]

約数ペア:

[(1, 29976380), (2, 14988190), (4, 7494095), (5, 5995276), (7, 4282340), (10, 2997638), (14, 2141170), (20, 1498819), (28, 1070585), (31, 966980), (35, 856468), (62, 483490), (70, 428234), (124, 241745), (140, 214117), (155, 193396), (217, 138140), (310, 96698), (434, 69070), (620, 48349), (868, 34535), (1085, 27628), (2170, 13814), (4340, 6907)]