104782340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21211}}^1$

素因数の和:21252

約数の個数: 48

約数和(自身を含む): 249453120

約数和(自身を除く): 144670780

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 21211, 42422, 84844, 106055, 212110, 275743, 403009, 424220, 551486, 806018, 1102972, 1378715, 1612036, 2015045, 2757430, 4030090, 5239117, 5514860, 8060180, 10478234, 20956468, 26195585, 52391170, 104782340]

約数ペア:

[(1, 104782340), (2, 52391170), (4, 26195585), (5, 20956468), (10, 10478234), (13, 8060180), (19, 5514860), (20, 5239117), (26, 4030090), (38, 2757430), (52, 2015045), (65, 1612036), (76, 1378715), (95, 1102972), (130, 806018), (190, 551486), (247, 424220), (260, 403009), (380, 275743), (494, 212110), (988, 106055), (1235, 84844), (2470, 42422), (4940, 21211)]