4840960

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 80

約数和(自身を含む): 12177792

約数和(自身を除く): 7336832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 61, 62, 64, 80, 122, 124, 128, 155, 160, 244, 248, 256, 305, 310, 320, 488, 496, 512, 610, 620, 640, 976, 992, 1220, 1240, 1280, 1891, 1952, 1984, 2440, 2480, 2560, 3782, 3904, 3968, 4880, 4960, 7564, 7808, 7936, 9455, 9760, 9920, 15128, 15616, 15872, 18910, 19520, 19840, 30256, 31232, 37820, 39040, 39680, 60512, 75640, 78080, 79360, 121024, 151280, 156160, 242048, 302560, 484096, 605120, 968192, 1210240, 2420480, 4840960]

約数ペア:

[(1, 4840960), (2, 2420480), (4, 1210240), (5, 968192), (8, 605120), (10, 484096), (16, 302560), (20, 242048), (31, 156160), (32, 151280), (40, 121024), (61, 79360), (62, 78080), (64, 75640), (80, 60512), (122, 39680), (124, 39040), (128, 37820), (155, 31232), (160, 30256), (244, 19840), (248, 19520), (256, 18910), (305, 15872), (310, 15616), (320, 15128), (488, 9920), (496, 9760), (512, 9455), (610, 7936), (620, 7808), (640, 7564), (976, 4960), (992, 4880), (1220, 3968), (1240, 3904), (1280, 3782), (1891, 2560), (1952, 2480), (1984, 2440)]