19929270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1699}}^1$

素因数の和:1749

約数の個数: 64

約数和(自身を含む): 52876800

約数和(自身を除く): 32947530

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 85, 102, 115, 138, 170, 230, 255, 345, 391, 510, 690, 782, 1173, 1699, 1955, 2346, 3398, 3910, 5097, 5865, 8495, 10194, 11730, 16990, 25485, 28883, 39077, 50970, 57766, 78154, 86649, 117231, 144415, 173298, 195385, 234462, 288830, 390770, 433245, 586155, 664309, 866490, 1172310, 1328618, 1992927, 3321545, 3985854, 6643090, 9964635, 19929270]

約数ペア:

[(1, 19929270), (2, 9964635), (3, 6643090), (5, 3985854), (6, 3321545), (10, 1992927), (15, 1328618), (17, 1172310), (23, 866490), (30, 664309), (34, 586155), (46, 433245), (51, 390770), (69, 288830), (85, 234462), (102, 195385), (115, 173298), (138, 144415), (170, 117231), (230, 86649), (255, 78154), (345, 57766), (391, 50970), (510, 39077), (690, 28883), (782, 25485), (1173, 16990), (1699, 11730), (1955, 10194), (2346, 8495), (3398, 5865), (3910, 5097)]