40678924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{197}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 88715088

約数和(自身を除く): 48036164

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 197, 209, 247, 286, 361, 394, 418, 494, 572, 722, 788, 836, 988, 1444, 2167, 2561, 2717, 3743, 3971, 4334, 4693, 5122, 5434, 7486, 7942, 8668, 9386, 10244, 10868, 14972, 15884, 18772, 28171, 41173, 48659, 51623, 56342, 71117, 82346, 97318, 103246, 112684, 142234, 164692, 194636, 206492, 284468, 535249, 782287, 924521, 1070498, 1564574, 1849042, 2140996, 3129148, 3698084, 10169731, 20339462, 40678924]

約数ペア:

[(1, 40678924), (2, 20339462), (4, 10169731), (11, 3698084), (13, 3129148), (19, 2140996), (22, 1849042), (26, 1564574), (38, 1070498), (44, 924521), (52, 782287), (76, 535249), (143, 284468), (197, 206492), (209, 194636), (247, 164692), (286, 142234), (361, 112684), (394, 103246), (418, 97318), (494, 82346), (572, 71117), (722, 56342), (788, 51623), (836, 48659), (988, 41173), (1444, 28171), (2167, 18772), (2561, 15884), (2717, 14972), (3743, 10868), (3971, 10244), (4334, 9386), (4693, 8668), (5122, 7942), (5434, 7486)]