30813748

素因数分解:

$2^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:669

約数の個数: 48

約数和(自身を含む): 64691200

約数和(自身を除く): 33877452

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 343, 518, 607, 686, 1036, 1214, 1372, 1813, 2428, 3626, 4249, 7252, 8498, 12691, 16996, 22459, 25382, 29743, 44918, 50764, 59486, 89836, 118972, 157213, 208201, 314426, 416402, 628852, 832804, 1100491, 2200982, 4401964, 7703437, 15406874, 30813748]

約数ペア:

[(1, 30813748), (2, 15406874), (4, 7703437), (7, 4401964), (14, 2200982), (28, 1100491), (37, 832804), (49, 628852), (74, 416402), (98, 314426), (148, 208201), (196, 157213), (259, 118972), (343, 89836), (518, 59486), (607, 50764), (686, 44918), (1036, 29743), (1214, 25382), (1372, 22459), (1813, 16996), (2428, 12691), (3626, 8498), (4249, 7252)]