49216840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2089}}^1$

素因数の和:2150

約数の個数: 64

約数和(自身を含む): 120384000

約数和(自身を除く): 71167160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2089, 2356, 2945, 4178, 4712, 5890, 8356, 10445, 11780, 16712, 20890, 23560, 39691, 41780, 64759, 79382, 83560, 129518, 158764, 198455, 259036, 317528, 323795, 396910, 518072, 647590, 793820, 1230421, 1295180, 1587640, 2460842, 2590360, 4921684, 6152105, 9843368, 12304210, 24608420, 49216840]

約数ペア:

[(1, 49216840), (2, 24608420), (4, 12304210), (5, 9843368), (8, 6152105), (10, 4921684), (19, 2590360), (20, 2460842), (31, 1587640), (38, 1295180), (40, 1230421), (62, 793820), (76, 647590), (95, 518072), (124, 396910), (152, 323795), (155, 317528), (190, 259036), (248, 198455), (310, 158764), (380, 129518), (589, 83560), (620, 79382), (760, 64759), (1178, 41780), (1240, 39691), (2089, 23560), (2356, 20890), (2945, 16712), (4178, 11780), (4712, 10445), (5890, 8356)]