20931552430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{27043}}^1$

素因数の和:27253

約数の個数: 64

約数和(自身を含む): 41533093440

約数和(自身を除く): 20601541010

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 157, 170, 290, 314, 493, 785, 986, 1570, 2465, 2669, 4553, 4930, 5338, 9106, 13345, 22765, 26690, 27043, 45530, 54086, 77401, 135215, 154802, 270430, 387005, 459731, 774010, 784247, 919462, 1568494, 2298655, 3921235, 4245751, 4597310, 7842470, 8491502, 13332199, 21228755, 26664398, 42457510, 66660995, 72177767, 123126779, 133321990, 144355534, 246253558, 360888835, 615633895, 721777670, 1231267790, 2093155243, 4186310486, 10465776215, 20931552430]

約数ペア:

[(1, 20931552430), (2, 10465776215), (5, 4186310486), (10, 2093155243), (17, 1231267790), (29, 721777670), (34, 615633895), (58, 360888835), (85, 246253558), (145, 144355534), (157, 133321990), (170, 123126779), (290, 72177767), (314, 66660995), (493, 42457510), (785, 26664398), (986, 21228755), (1570, 13332199), (2465, 8491502), (2669, 7842470), (4553, 4597310), (4930, 4245751), (5338, 3921235), (9106, 2298655), (13345, 1568494), (22765, 919462), (26690, 784247), (27043, 774010), (45530, 459731), (54086, 387005), (77401, 270430), (135215, 154802)]