15661102060

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1231}}^1\times {\mathrm{3229}}^1$

素因数の和:4666

約数の個数: 48

約数和(自身を含む): 33092357760

約数和(自身を除く): 17431255700

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1231, 1970, 2462, 3229, 3940, 4924, 6155, 6458, 12310, 12916, 16145, 24620, 32290, 64580, 242507, 485014, 636113, 970028, 1212535, 1272226, 2425070, 2544452, 3180565, 3974899, 4850140, 6361130, 7949798, 12722260, 15899596, 19874495, 39748990, 79497980, 783055103, 1566110206, 3132220412, 3915275515, 7830551030, 15661102060]

約数ペア:

[(1, 15661102060), (2, 7830551030), (4, 3915275515), (5, 3132220412), (10, 1566110206), (20, 783055103), (197, 79497980), (394, 39748990), (788, 19874495), (985, 15899596), (1231, 12722260), (1970, 7949798), (2462, 6361130), (3229, 4850140), (3940, 3974899), (4924, 3180565), (6155, 2544452), (6458, 2425070), (12310, 1272226), (12916, 1212535), (16145, 970028), (24620, 636113), (32290, 485014), (64580, 242507)]