2017205950

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{3823}}^1$

素因数の和:4069

約数の個数: 48

約数和(自身を含む): 3836558016

約数和(自身を除く): 1819352066

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 173, 305, 346, 610, 865, 1525, 1730, 3050, 3823, 4325, 7646, 8650, 10553, 19115, 21106, 38230, 52765, 95575, 105530, 191150, 233203, 263825, 466406, 527650, 661379, 1166015, 1322758, 2332030, 3306895, 5830075, 6613790, 11660150, 16534475, 33068950, 40344119, 80688238, 201720595, 403441190, 1008602975, 2017205950]

約数ペア:

[(1, 2017205950), (2, 1008602975), (5, 403441190), (10, 201720595), (25, 80688238), (50, 40344119), (61, 33068950), (122, 16534475), (173, 11660150), (305, 6613790), (346, 5830075), (610, 3306895), (865, 2332030), (1525, 1322758), (1730, 1166015), (3050, 661379), (3823, 527650), (4325, 466406), (7646, 263825), (8650, 233203), (10553, 191150), (19115, 105530), (21106, 95575), (38230, 52765)]