28920432

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^2\times {\mathrm{1669}}^1$

素因数の和:1718

約数の個数: 60

約数和(自身を含む): 78897480

約数和(自身を除く): 49977048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 361, 456, 722, 912, 1083, 1444, 1669, 2166, 2888, 3338, 4332, 5007, 5776, 6676, 8664, 10014, 13352, 17328, 20028, 26704, 31711, 40056, 63422, 80112, 95133, 126844, 190266, 253688, 380532, 507376, 602509, 761064, 1205018, 1522128, 1807527, 2410036, 3615054, 4820072, 7230108, 9640144, 14460216, 28920432]

約数ペア:

[(1, 28920432), (2, 14460216), (3, 9640144), (4, 7230108), (6, 4820072), (8, 3615054), (12, 2410036), (16, 1807527), (19, 1522128), (24, 1205018), (38, 761064), (48, 602509), (57, 507376), (76, 380532), (114, 253688), (152, 190266), (228, 126844), (304, 95133), (361, 80112), (456, 63422), (722, 40056), (912, 31711), (1083, 26704), (1444, 20028), (1669, 17328), (2166, 13352), (2888, 10014), (3338, 8664), (4332, 6676), (5007, 5776)]