30898712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{823}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 65928240

約数和(自身を除く): 35029528

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 361, 494, 722, 823, 988, 1444, 1646, 1976, 2888, 3292, 4693, 6584, 9386, 10699, 15637, 18772, 21398, 31274, 37544, 42796, 62548, 85592, 125096, 203281, 297103, 406562, 594206, 813124, 1188412, 1626248, 2376824, 3862339, 7724678, 15449356, 30898712]

約数ペア:

[(1, 30898712), (2, 15449356), (4, 7724678), (8, 3862339), (13, 2376824), (19, 1626248), (26, 1188412), (38, 813124), (52, 594206), (76, 406562), (104, 297103), (152, 203281), (247, 125096), (361, 85592), (494, 62548), (722, 42796), (823, 37544), (988, 31274), (1444, 21398), (1646, 18772), (1976, 15637), (2888, 10699), (3292, 9386), (4693, 6584)]