400802844

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1237}}^1$

素因数の和:1355

約数の個数: 96

約数和(自身を含む): 1056004096

約数和(自身を除く): 655201252

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 67, 78, 93, 124, 134, 156, 186, 201, 268, 372, 402, 403, 804, 806, 871, 1209, 1237, 1612, 1742, 2077, 2418, 2474, 2613, 3484, 3711, 4154, 4836, 4948, 5226, 6231, 7422, 8308, 10452, 12462, 14844, 16081, 24924, 27001, 32162, 38347, 48243, 54002, 64324, 76694, 81003, 82879, 96486, 108004, 115041, 153388, 162006, 165758, 192972, 230082, 248637, 324012, 331516, 460164, 497274, 498511, 994548, 997022, 1077427, 1495533, 1994044, 2154854, 2569249, 2991066, 3232281, 4309708, 5138498, 5982132, 6464562, 7707747, 10276996, 12929124, 15415494, 30830988, 33400237, 66800474, 100200711, 133600948, 200401422, 400802844]

約数ペア:

[(1, 400802844), (2, 200401422), (3, 133600948), (4, 100200711), (6, 66800474), (12, 33400237), (13, 30830988), (26, 15415494), (31, 12929124), (39, 10276996), (52, 7707747), (62, 6464562), (67, 5982132), (78, 5138498), (93, 4309708), (124, 3232281), (134, 2991066), (156, 2569249), (186, 2154854), (201, 1994044), (268, 1495533), (372, 1077427), (402, 997022), (403, 994548), (804, 498511), (806, 497274), (871, 460164), (1209, 331516), (1237, 324012), (1612, 248637), (1742, 230082), (2077, 192972), (2418, 165758), (2474, 162006), (2613, 153388), (3484, 115041), (3711, 108004), (4154, 96486), (4836, 82879), (4948, 81003), (5226, 76694), (6231, 64324), (7422, 54002), (8308, 48243), (10452, 38347), (12462, 32162), (14844, 27001), (16081, 24924)]