2019908210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^2\times {\mathrm{397}}^1$

素因数の和:767

約数の個数: 48

約数和(自身を含む): 3881842056

約数和(自身を除く): 1861933846

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 173, 346, 397, 794, 865, 1730, 1985, 2941, 3970, 5882, 6749, 13498, 14705, 29410, 29929, 33745, 59858, 67490, 68681, 137362, 149645, 299290, 343405, 508793, 686810, 1017586, 1167577, 2335154, 2543965, 5087930, 5837885, 11675770, 11881813, 23763626, 59409065, 118818130, 201990821, 403981642, 1009954105, 2019908210]

約数ペア:

[(1, 2019908210), (2, 1009954105), (5, 403981642), (10, 201990821), (17, 118818130), (34, 59409065), (85, 23763626), (170, 11881813), (173, 11675770), (346, 5837885), (397, 5087930), (794, 2543965), (865, 2335154), (1730, 1167577), (1985, 1017586), (2941, 686810), (3970, 508793), (5882, 343405), (6749, 299290), (13498, 149645), (14705, 137362), (29410, 68681), (29929, 67490), (33745, 59858)]