1240207499524

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1\times {\mathrm{1724743}}^1$

素因数の和:1725236

約数の個数: 48

約数和(自身を含む): 2527067312896

約数和(自身を除く): 1286859813372

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 421, 427, 842, 854, 1684, 1708, 2947, 5894, 11788, 25681, 51362, 102724, 179767, 359534, 719068, 1724743, 3449486, 6898972, 12073201, 24146402, 48292804, 105209323, 210418646, 420837292, 726116803, 736465261, 1452233606, 1472930522, 2904467212, 2945861044, 5082817621, 10165635242, 20331270484, 44293124983, 88586249966, 177172499932, 310051874881, 620103749762, 1240207499524]

約数ペア:

[(1, 1240207499524), (2, 620103749762), (4, 310051874881), (7, 177172499932), (14, 88586249966), (28, 44293124983), (61, 20331270484), (122, 10165635242), (244, 5082817621), (421, 2945861044), (427, 2904467212), (842, 1472930522), (854, 1452233606), (1684, 736465261), (1708, 726116803), (2947, 420837292), (5894, 210418646), (11788, 105209323), (25681, 48292804), (51362, 24146402), (102724, 12073201), (179767, 6898972), (359534, 3449486), (719068, 1724743)]