4428880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:148

約数の個数: 80

約数和(自身を含む): 11249280

約数和(自身を除く): 6820400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 40, 46, 58, 80, 83, 92, 115, 116, 145, 166, 184, 230, 232, 290, 332, 368, 415, 460, 464, 580, 664, 667, 830, 920, 1160, 1328, 1334, 1660, 1840, 1909, 2320, 2407, 2668, 3320, 3335, 3818, 4814, 5336, 6640, 6670, 7636, 9545, 9628, 10672, 12035, 13340, 15272, 19090, 19256, 24070, 26680, 30544, 38180, 38512, 48140, 53360, 55361, 76360, 96280, 110722, 152720, 192560, 221444, 276805, 442888, 553610, 885776, 1107220, 2214440, 4428880]

約数ペア:

[(1, 4428880), (2, 2214440), (4, 1107220), (5, 885776), (8, 553610), (10, 442888), (16, 276805), (20, 221444), (23, 192560), (29, 152720), (40, 110722), (46, 96280), (58, 76360), (80, 55361), (83, 53360), (92, 48140), (115, 38512), (116, 38180), (145, 30544), (166, 26680), (184, 24070), (230, 19256), (232, 19090), (290, 15272), (332, 13340), (368, 12035), (415, 10672), (460, 9628), (464, 9545), (580, 7636), (664, 6670), (667, 6640), (830, 5336), (920, 4814), (1160, 3818), (1328, 3335), (1334, 3320), (1660, 2668), (1840, 2407), (1909, 2320)]