40112380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^2$

素因数の和:156

約数の個数: 108

約数和(自身を含む): 108678024

約数和(自身を除く): 68565644

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 61, 70, 77, 98, 110, 122, 140, 154, 196, 220, 244, 245, 305, 308, 385, 427, 490, 539, 610, 671, 770, 854, 980, 1078, 1220, 1342, 1540, 1708, 2135, 2156, 2684, 2695, 2989, 3355, 3721, 4270, 4697, 5390, 5978, 6710, 7442, 8540, 9394, 10780, 11956, 13420, 14884, 14945, 18605, 18788, 23485, 26047, 29890, 32879, 37210, 40931, 46970, 52094, 59780, 65758, 74420, 81862, 93940, 104188, 130235, 131516, 163724, 164395, 182329, 204655, 260470, 286517, 328790, 364658, 409310, 520940, 573034, 657580, 729316, 818620, 911645, 1146068, 1432585, 1823290, 2005619, 2865170, 3646580, 4011238, 5730340, 8022476, 10028095, 20056190, 40112380]

約数ペア:

[(1, 40112380), (2, 20056190), (4, 10028095), (5, 8022476), (7, 5730340), (10, 4011238), (11, 3646580), (14, 2865170), (20, 2005619), (22, 1823290), (28, 1432585), (35, 1146068), (44, 911645), (49, 818620), (55, 729316), (61, 657580), (70, 573034), (77, 520940), (98, 409310), (110, 364658), (122, 328790), (140, 286517), (154, 260470), (196, 204655), (220, 182329), (244, 164395), (245, 163724), (305, 131516), (308, 130235), (385, 104188), (427, 93940), (490, 81862), (539, 74420), (610, 65758), (671, 59780), (770, 52094), (854, 46970), (980, 40931), (1078, 37210), (1220, 32879), (1342, 29890), (1540, 26047), (1708, 23485), (2135, 18788), (2156, 18605), (2684, 14945), (2695, 14884), (2989, 13420), (3355, 11956), (3721, 10780), (4270, 9394), (4697, 8540), (5390, 7442), (5978, 6710)]