20071730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 44416512

約数和(自身を除く): 24344782

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 101, 119, 167, 170, 202, 238, 334, 505, 595, 707, 835, 1010, 1169, 1190, 1414, 1670, 1717, 2338, 2839, 3434, 3535, 5678, 5845, 7070, 8585, 11690, 12019, 14195, 16867, 17170, 19873, 24038, 28390, 33734, 39746, 60095, 84335, 99365, 118069, 120190, 168670, 198730, 236138, 286739, 573478, 590345, 1180690, 1433695, 2007173, 2867390, 4014346, 10035865, 20071730]

約数ペア:

[(1, 20071730), (2, 10035865), (5, 4014346), (7, 2867390), (10, 2007173), (14, 1433695), (17, 1180690), (34, 590345), (35, 573478), (70, 286739), (85, 236138), (101, 198730), (119, 168670), (167, 120190), (170, 118069), (202, 99365), (238, 84335), (334, 60095), (505, 39746), (595, 33734), (707, 28390), (835, 24038), (1010, 19873), (1169, 17170), (1190, 16867), (1414, 14195), (1670, 12019), (1717, 11690), (2338, 8585), (2839, 7070), (3434, 5845), (3535, 5678)]