2011491050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{821}}^1\times {\mathrm{2579}}^1$

素因数の和:3431

約数の個数: 48

約数和(自身を含む): 3944613600

約数和(自身を除く): 1933122550

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 821, 950, 1642, 2579, 4105, 5158, 8210, 12895, 15599, 20525, 25790, 31198, 41050, 49001, 64475, 77995, 98002, 128950, 155990, 245005, 389975, 490010, 779950, 1225025, 2117359, 2450050, 4234718, 10586795, 21173590, 40229821, 52933975, 80459642, 105867950, 201149105, 402298210, 1005745525, 2011491050]

約数ペア:

[(1, 2011491050), (2, 1005745525), (5, 402298210), (10, 201149105), (19, 105867950), (25, 80459642), (38, 52933975), (50, 40229821), (95, 21173590), (190, 10586795), (475, 4234718), (821, 2450050), (950, 2117359), (1642, 1225025), (2579, 779950), (4105, 490010), (5158, 389975), (8210, 245005), (12895, 155990), (15599, 128950), (20525, 98002), (25790, 77995), (31198, 64475), (41050, 49001)]