1881569018420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1321}}^1\times {\mathrm{782611}}^1$

素因数の和:783961

約数の個数: 96

約数和(自身を含む): 4866819853056

約数和(自身を除く): 2985250834636

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1321, 1820, 2642, 5284, 6605, 9247, 13210, 17173, 18494, 26420, 34346, 36988, 46235, 68692, 85865, 92470, 120211, 171730, 184940, 240422, 343460, 480844, 601055, 782611, 1202110, 1565222, 2404220, 3130444, 3913055, 5478277, 7826110, 10173943, 10956554, 15652220, 20347886, 21913108, 27391385, 40695772, 50869715, 54782770, 71217601, 101739430, 109565540, 142435202, 203478860, 284870404, 356088005, 712176010, 1033829131, 1424352020, 2067658262, 4135316524, 5169145655, 7236803917, 10338291310, 13439778703, 14473607834, 20676582620, 26879557406, 28947215668, 36184019585, 53759114812, 67198893515, 72368039170, 94078450921, 134397787030, 144736078340, 188156901842, 268795574060, 376313803684, 470392254605, 940784509210, 1881569018420]

約数ペア:

[(1, 1881569018420), (2, 940784509210), (4, 470392254605), (5, 376313803684), (7, 268795574060), (10, 188156901842), (13, 144736078340), (14, 134397787030), (20, 94078450921), (26, 72368039170), (28, 67198893515), (35, 53759114812), (52, 36184019585), (65, 28947215668), (70, 26879557406), (91, 20676582620), (130, 14473607834), (140, 13439778703), (182, 10338291310), (260, 7236803917), (364, 5169145655), (455, 4135316524), (910, 2067658262), (1321, 1424352020), (1820, 1033829131), (2642, 712176010), (5284, 356088005), (6605, 284870404), (9247, 203478860), (13210, 142435202), (17173, 109565540), (18494, 101739430), (26420, 71217601), (34346, 54782770), (36988, 50869715), (46235, 40695772), (68692, 27391385), (85865, 21913108), (92470, 20347886), (120211, 15652220), (171730, 10956554), (184940, 10173943), (240422, 7826110), (343460, 5478277), (480844, 3913055), (601055, 3130444), (782611, 2404220), (1202110, 1565222)]