1999722830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{619}}^1$

素因数の和:1006

約数の個数: 96

約数和(自身を含む): 4427395200

約数和(自身を除く): 2427672370

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 347, 490, 619, 665, 694, 931, 1238, 1330, 1735, 1862, 2429, 3095, 3470, 4333, 4655, 4858, 6190, 6593, 8666, 9310, 11761, 12145, 13186, 17003, 21665, 23522, 24290, 30331, 32965, 34006, 43330, 46151, 58805, 60662, 65930, 82327, 85015, 92302, 117610, 151655, 164654, 170030, 214793, 230755, 303310, 323057, 411635, 429586, 461510, 576289, 646114, 823270, 1073965, 1152578, 1503551, 1615285, 2147930, 2881445, 3007102, 3230570, 4081067, 5762890, 7517755, 8162134, 10524857, 15035510, 20405335, 21049714, 28567469, 40810670, 52624285, 57134938, 105248570, 142837345, 199972283, 285674690, 399944566, 999861415, 1999722830]

約数ペア:

[(1, 1999722830), (2, 999861415), (5, 399944566), (7, 285674690), (10, 199972283), (14, 142837345), (19, 105248570), (35, 57134938), (38, 52624285), (49, 40810670), (70, 28567469), (95, 21049714), (98, 20405335), (133, 15035510), (190, 10524857), (245, 8162134), (266, 7517755), (347, 5762890), (490, 4081067), (619, 3230570), (665, 3007102), (694, 2881445), (931, 2147930), (1238, 1615285), (1330, 1503551), (1735, 1152578), (1862, 1073965), (2429, 823270), (3095, 646114), (3470, 576289), (4333, 461510), (4655, 429586), (4858, 411635), (6190, 323057), (6593, 303310), (8666, 230755), (9310, 214793), (11761, 170030), (12145, 164654), (13186, 151655), (17003, 117610), (21665, 92302), (23522, 85015), (24290, 82327), (30331, 65930), (32965, 60662), (34006, 58805), (43330, 46151)]