1838271280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{3191}}^1$

素因数の和:3602

約数の個数: 80

約数和(自身を含む): 4512211200

約数和(自身を除く): 2673939920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 379, 380, 758, 760, 1516, 1520, 1895, 3032, 3191, 3790, 6064, 6382, 7201, 7580, 12764, 14402, 15160, 15955, 25528, 28804, 30320, 31910, 36005, 51056, 57608, 60629, 63820, 72010, 115216, 121258, 127640, 144020, 242516, 255280, 288040, 303145, 485032, 576080, 606290, 970064, 1209389, 1212580, 2418778, 2425160, 4837556, 4850320, 6046945, 9675112, 12093890, 19350224, 22978391, 24187780, 45956782, 48375560, 91913564, 96751120, 114891955, 183827128, 229783910, 367654256, 459567820, 919135640, 1838271280]

約数ペア:

[(1, 1838271280), (2, 919135640), (4, 459567820), (5, 367654256), (8, 229783910), (10, 183827128), (16, 114891955), (19, 96751120), (20, 91913564), (38, 48375560), (40, 45956782), (76, 24187780), (80, 22978391), (95, 19350224), (152, 12093890), (190, 9675112), (304, 6046945), (379, 4850320), (380, 4837556), (758, 2425160), (760, 2418778), (1516, 1212580), (1520, 1209389), (1895, 970064), (3032, 606290), (3191, 576080), (3790, 485032), (6064, 303145), (6382, 288040), (7201, 255280), (7580, 242516), (12764, 144020), (14402, 127640), (15160, 121258), (15955, 115216), (25528, 72010), (28804, 63820), (30320, 60629), (31910, 57608), (36005, 51056)]