406659280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{14081}}^1$

素因数の和:14132

約数の個数: 60

約数和(自身を含む): 997935012

約数和(自身を除く): 591275732

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1805, 2888, 3610, 5776, 7220, 14081, 14440, 28162, 28880, 56324, 70405, 112648, 140810, 225296, 267539, 281620, 535078, 563240, 1070156, 1126480, 1337695, 2140312, 2675390, 4280624, 5083241, 5350780, 10166482, 10701560, 20332964, 21403120, 25416205, 40665928, 50832410, 81331856, 101664820, 203329640, 406659280]

約数ペア:

[(1, 406659280), (2, 203329640), (4, 101664820), (5, 81331856), (8, 50832410), (10, 40665928), (16, 25416205), (19, 21403120), (20, 20332964), (38, 10701560), (40, 10166482), (76, 5350780), (80, 5083241), (95, 4280624), (152, 2675390), (190, 2140312), (304, 1337695), (361, 1126480), (380, 1070156), (722, 563240), (760, 535078), (1444, 281620), (1520, 267539), (1805, 225296), (2888, 140810), (3610, 112648), (5776, 70405), (7220, 56324), (14081, 28880), (14440, 28162)]