23061680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:222

約数の個数: 80

約数和(自身を含む): 56246400

約数和(自身を除く): 33184720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 79, 80, 82, 89, 158, 164, 178, 205, 316, 328, 356, 395, 410, 445, 632, 656, 712, 790, 820, 890, 1264, 1424, 1580, 1640, 1780, 3160, 3239, 3280, 3560, 3649, 6320, 6478, 7031, 7120, 7298, 12956, 14062, 14596, 16195, 18245, 25912, 28124, 29192, 32390, 35155, 36490, 51824, 56248, 58384, 64780, 70310, 72980, 112496, 129560, 140620, 145960, 259120, 281240, 288271, 291920, 562480, 576542, 1153084, 1441355, 2306168, 2882710, 4612336, 5765420, 11530840, 23061680]

約数ペア:

[(1, 23061680), (2, 11530840), (4, 5765420), (5, 4612336), (8, 2882710), (10, 2306168), (16, 1441355), (20, 1153084), (40, 576542), (41, 562480), (79, 291920), (80, 288271), (82, 281240), (89, 259120), (158, 145960), (164, 140620), (178, 129560), (205, 112496), (316, 72980), (328, 70310), (356, 64780), (395, 58384), (410, 56248), (445, 51824), (632, 36490), (656, 35155), (712, 32390), (790, 29192), (820, 28124), (890, 25912), (1264, 18245), (1424, 16195), (1580, 14596), (1640, 14062), (1780, 12956), (3160, 7298), (3239, 7120), (3280, 7031), (3560, 6478), (3649, 6320)]