40298240

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1657}}^1$

素因数の和:1697

約数の個数: 72

約数和(自身を含む): 101668560

約数和(自身を除く): 61370320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 1657, 2432, 3040, 3314, 4864, 6080, 6628, 8285, 12160, 13256, 16570, 24320, 26512, 31483, 33140, 53024, 62966, 66280, 106048, 125932, 132560, 157415, 212096, 251864, 265120, 314830, 424192, 503728, 530240, 629660, 1007456, 1060480, 1259320, 2014912, 2120960, 2518640, 4029824, 5037280, 8059648, 10074560, 20149120, 40298240]

約数ペア:

[(1, 40298240), (2, 20149120), (4, 10074560), (5, 8059648), (8, 5037280), (10, 4029824), (16, 2518640), (19, 2120960), (20, 2014912), (32, 1259320), (38, 1060480), (40, 1007456), (64, 629660), (76, 530240), (80, 503728), (95, 424192), (128, 314830), (152, 265120), (160, 251864), (190, 212096), (256, 157415), (304, 132560), (320, 125932), (380, 106048), (608, 66280), (640, 62966), (760, 53024), (1216, 33140), (1280, 31483), (1520, 26512), (1657, 24320), (2432, 16570), (3040, 13256), (3314, 12160), (4864, 8285), (6080, 6628)]