2019932980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{24821}}^1$

素因数の和:25156

約数の個数: 48

約数和(自身を含む): 4582935504

約数和(自身を除く): 2563002524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 313, 626, 1252, 1565, 3130, 4069, 6260, 8138, 16276, 20345, 24821, 40690, 49642, 81380, 99284, 124105, 248210, 322673, 496420, 645346, 1290692, 1613365, 3226730, 6453460, 7768973, 15537946, 31075892, 38844865, 77689730, 100996649, 155379460, 201993298, 403986596, 504983245, 1009966490, 2019932980]

約数ペア:

[(1, 2019932980), (2, 1009966490), (4, 504983245), (5, 403986596), (10, 201993298), (13, 155379460), (20, 100996649), (26, 77689730), (52, 38844865), (65, 31075892), (130, 15537946), (260, 7768973), (313, 6453460), (626, 3226730), (1252, 1613365), (1565, 1290692), (3130, 645346), (4069, 496420), (6260, 322673), (8138, 248210), (16276, 124105), (20345, 99284), (24821, 81380), (40690, 49642)]